Waterloo Researcher Warns of Potential ‘Carbon Bubble’

Apr 12th, 2014 | By

A University of Waterloo researcher says a shift towards a reduced carbon economy could expose Canada to a bubble similar to the U.S. mortgage crisis that helped cripple the global economy. Jason Thistlethwaite, a postdoctoral researcher in climate change risk in the department of environment and resource studies at UW, said the rising cost of

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Camels are Frugal Methane Emitters

Apr 10th, 2014 | By

Climate News Network: Never accuse science of neglecting the smallest and apparently least significant detail in its efforts to understand fully how the Earth and all that’s in it keeps going. One of the latest arcane revelations comes from scientists in Switzerland, who describe in the Public Library of Science journal PLOS One why we should not heap

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Rising Carbon Dioxide Level Affecting Food Quality

Apr 8th, 2014 | By

Press Trust of India: Rising carbon dioxide level in the atmosphere is lowering protein in key dietary crops which may affect the nutritious value of foods, a new study has warned. For the first time, a field test has demonstrated that elevated levels of carbon dioxide inhibit plants’ assimilation of nitrate into proteins, indicating that the

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Professor Investigates How Antarctic Glaciers Respond to Changing Climate

Mar 28th, 2014 | By

From November 2013 to January 2014,Kate Swanger, an assistant professor in the Department of Environmental, Earth and Atmospheric Sciences (EEAS), led an expedition to Antarctica to investigate how the continent’s glaciers have responded to climate fluctuations in the past. Her work is supported by a three-year $124,070 grant from the National Science Foundation (NSF), with Swanger as

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Global Warming to Hit Asia Hardest, Warns New Report on Climate Change

Mar 23rd, 2014 | By
Farmers in Asia

The Guardian: People in coastal regions of Asia, particularly those living in cities, could face some of the worst effects of global warming, climate experts will warn this week. Hundreds of millions of people are likely to lose their homes as flooding, famine and rising sea levels sweep the region, one of the most vulnerable on

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Warmer Freshwater Emits More Methane

Mar 20th, 2014 | By

Climate News Network: British scientists have identified yet another twist to the threat of global warming. Any further rises in temperature are likely to accelerate the release of methane from rivers, lakes, deltas, bogs, swamps, marshlands and rice paddy fields. Methane or natural gas is a greenhouse gas. Weight for weight, it is more than 20 times more potent than

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Climate Change Will Reduce Crop Yields Sooner Than Thought

Mar 17th, 2014 | By

Global warming of only 2 degrees Celsius will be detrimental to crops in temperate and tropical regions, researchers have determined, with reduced yields from the 2030s onwards. In the study, the researchers created a new data set by combining and comparing results from 1,700 published assessments of the response that climate change will have on

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Climate Change Will Cause Number Of ‘Dry Days’ To increase By 30 In Some Parts Of The World

Mar 17th, 2014 | By

w research suggests man-made global warming will cause areas that are already prone to dry conditions to experience precipitation in shorter windows of time, a Scripps Institution of Oceanography news release reported. Researchers looked at computer model projections, and determined areas such as ” the Amazon, Central America, Indonesia, and all Mediterranean climate regions” will see an

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UCLA Study Yields More Accurate Data on Thousands of Years of Climate Change

Mar 14th, 2014 | By

Using a cutting-edge research technique, UCLA researchers have reconstructed the temperature history of a region that plays a major role in determining climate around the world. The findings, published online Feb. 27 in the journal Nature Geoscience, will help inform scientists about the processes influencing global warming in the western tropical Pacific Ocean. The study analyzes

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Scorcher Summers Predicted for Europe: Study

Mar 7th, 2014 | By

Agence France-Press: Europe is headed for scorching summers with temperatures well over 40 degrees Celsius (104 deg Fahrenheit) and droughts in the south within the next 40 years, climate scientists said Friday. Europe is expected to witness some of the most dramatic climatic changes due to global warming, according to research published in the journal Environmental

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Soil as Carbon Storehouse: New Weapon in Climate Fight?

Mar 5th, 2014 | By

In the 19th century, as land-hungry pioneers steered their wagon trains westward across the United States, they encountered a vast landscape of towering grasses that nurtured deep, fertile soils. Today, just three percent of North America’s tall grass prairie remains. Its disappearance has had a dramatic impact on the landscape and ecology of the U.S., but a key

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Frequency of Severe Flooding Across Europe ‘To Double by 2050’

Mar 3rd, 2014 | By

The frequency of severe flooding across Europe is set to double by 2050 and over the same period there could be a nearly five fold increase in the annual economic losses resulting from floods, a study has found. Climate change and an increase in rainfall will account for about a third of the losses by

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Smell of Forest Pine Can Limit Climate Change – Researchers

Feb 27th, 2014 | By

BBC News: Scientists say they’ve found a mechanism by which these scented vapours turn into aerosols above boreal forests. These particles promote cooling by reflecting sunlight back into space and helping clouds to form. The research, published in the journal Nature, fills in a major gap in our understanding, researchers say. One of the biggest holes in

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Ancient Megacities Were Displaced Due To A Changing Climate

Feb 27th, 2014 | By

The Bronze Age Indus civilization, which spanned across northwest India and Pakistan, flourished for thousands of years and mysteriously declined as some type of development forced these ancient people to abandon the mega-cities they had constructed. A newly published paper in the journal Geology has asserted that climate change may be behind this abrupt change in the Indus way of life.

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Livestock Diet ‘Can Cut GHG Emissions’

Feb 25th, 2014 | By

Climate News Network: Here’s a way to make cattle emit lower volumes of methane through their digestive tracts: give the beasts a higher-quality diet. That way, you get more stock on less grassland, get improved yields per hectare and at the same time reduce greenhouse gas emissions, according to new research in the Proceedings of the National

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Wind Farms Remain ‘Highly Efficient’ for 25 Years

Feb 23rd, 2014 | By

A study from Imperial College Business School published in the Renewable Energy journal says that wind farms maintain a high level of productive throughout their 25-year lifespan, challenging the view that their output declines quickly as the technology ages. Unlike previous studies, which suggest that electricity output from wind turbines declines by a third after only ten

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Geo-Engineering ‘Could Mean More Heat’

Feb 19th, 2014 | By

Climate News Network: The geo-engineers just cannot win, it seems. First, scientists demonstrated that ambitious plans to cool the planet by dimming solar radiation could have unintended and unwelcome consequences. And now they have shown something even more alarming: any programme to block the sunlight could precipitate even more dramatic global warming once it stopped, according

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Tree Roots ‘Are Natural Thermostat’

Feb 18th, 2014 | By

Climate News Network: Trees have become a source of continuous surprise. Only weeks after researchers demonstrated that old forest giants actually accumulate more carbon than younger, fast-growing trees, British scientists have discovered that the great arbiters of long-term global temperatures may not be the leaves of an oak, a pine or a eucalyptus, but the roots. The argument,

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Climate Change: Tibet Wettest in 2010 in 3,500 Years

Feb 17th, 2014 | By

Recent decades have likely been the wettest on record in the semi-arid Tibetan plateau, researchers say, warning that any further large-scale warming might lead to even greater rainfall in Tibet, the birthplace for Asia’s great rivers. The wettest individual year reconstructed in 3,500 years in northeastern Tibet is 2010, say climate researchers at the University

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Half of Plants May Move in Warmer World

Feb 16th, 2014 | By

Climate News Network: By 2100, vegetation patterns will be shifting in almost half the land area of the planet, according to new research in the journal Global and Planetary Change. Song Feng of the University of Arkansas in the US and colleagues in Nebraska, China and South Korea have taken a long cool look at what the

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Environment Change Threatens Indigenous Traditional Knowledge

Feb 14th, 2014 | By

The way indigenous cultures around the globe use traditional medicines and pass on knowledge developed over centuries is directly linked to the natural environment, new research has found. This makes indigenous cultures susceptible to environmental change, a threat that comes on top of the challenges posed by globalisation. “Traditional medicine provides health care for more

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Plants Adapt to the Weather

Feb 14th, 2014 | By

As gardeners observe their heat and cold zones shift, they wonder how plants and animals can possibly adapt to all the changes that have happened to climate over time. Locally, the USDA hardiness zone moved from 6 to 7 and gardeners around the country report similar trends. In school, we learned about the era of

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The Importance of Soil Carbon Conservation in Mitigating Global Climate Change

Feb 12th, 2014 | By

The first comprehensive overview of the world’s largest terrestrial pool of carbon highlights the importance of soil carbon conservation in mitigating global climate change. Following an extensive examination of the literature on soil-stored carbon published over the last 60 years a group of researchers from the University of Sussex, University of Cambridge and from Italy have collated

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Equatorial Fish Feel the Heat

Feb 12th, 2014 | By

Climate News Network: Lying in a hot bath may be a pleasant experience, because you can always get out when you’ve had enough. For some of the fish that swim in equatorial seas, though, that is not an option: climate change threatens to make the water not just uncomfortable, but unendurable. An international team of researchers

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IPCC Accepts GWP of R1234yf Refrigerant is ‘Lower Than CO2’

Feb 12th, 2014 | By

The UN’s Intergovernmental Panel on Climate Change has confirmed that the automotive HFO refrigerant R1234yf has a GWP of less than 1.0, making it lower than CO2 The UN’s Intergovernmental Panel on Climate Change has confirmed that the automotive HFO refrigerant R1234yf has a GWP of less than 1.0, making it lower than CO2. “The

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Malaria May Head For the Hills by 2080

Feb 10th, 2014 | By

Press Trust of India: Malaria will increasingly be found in upland areas by the end of the century due to climate change – exposing millions in previously unaffected areas of Asia and Africa to the deadly disease, new research has warned. The researchers found that the changing climate will allow malaria to move into higher altitudes

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Heat-Related Deaths Will Rise 257% by 2050 Because of Climate Change

Feb 4th, 2014 | By
People try to cool off in Brighton during the current heatwave

The Guardian: Deaths as a result of hot weather are to soar over the next four decades as a result of climate change, researchers have predicted. The number of annual deaths in the UK that occur as a result of the heat will rise by 257% by 2050, they said. Elderly people are most at risk,

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Warmth Spurs Plants to Move or Bloom Earlier

Feb 3rd, 2014 | By

Climate News Network: Scientists are one step closer to solving one of the puzzles of the natural world’s response to climate change: why one species migrates and another does not. Tatsuya Amano of the University of Cambridge in the UK and colleagues report in the Proceedings of the Royal Society B that there could be a relatively simple

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Alaska’s Arctic Icy Lakes Lose Thickness

Feb 3rd, 2014 | By

BBC News: The ubiquitous shallow icy lakes that dominate Alaska’s Arctic coastal plain have undergone a significant change in recent decades. These lakes, many of which are no more than 3m deep, melt earlier in the season and retain open water conditions for much longer. And 20 years of satellite radar also now show that far

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Fungus Governs Soil’s Carbon Content

Jan 28th, 2014 | By

Climate News Network: Most of the planet’s carbon is neither in the forests nor the atmosphere. It is in the soil under your feet. US scientists think that they have identified the mechanism that keeps most of this awesome treasury of carbon locked away in the soil – or surrenders much more of it back to

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The Dire Need to Support ‘Orphan Crop’ Research

Jan 28th, 2014 | By

Sci Dev Net: In spite of debate over its definition, the term ‘orphan crops’ refers to crops that are under-researched and underfunded due to their limited importance in the global market. These include cereals, legumes, vegetables, root crops, fodder crops, oil crops, fibre crops and medicinal plants that are largely indigenous to Africa, Asia and Latin America. They are characterised by

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Climate Model Predicts Where Crops Could Grow

Jan 22nd, 2014 | By

A new land-use model could help conservationists predict which protected areas could, due to climate change, be profitable for agriculture. Humans have responded to climate throughout history. Take, for example, the Mayans, who, throughout the eighth and tenth centuries, had to move away from their major ceremonial centers after a series of multi-year droughts, bringing

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Warming ‘Will Double Extreme El Niños’

Jan 20th, 2014 | By

Climate News Network: An El Niño is part of a natural cycle: a huge blister of heat in the equatorial Pacific, usually around Christmastime, that periodically triggers non-seasonal floods in the western US, and extreme heat and forest fires in the Indonesian rainforest and the Australian bush. It happens and seems to have happened through human history. It

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Low-Flatulence Livestock Can Cool Planet

Jan 19th, 2014 | By

Climate News Network: Stand by for a new breed of farm animal – the low-methane cow. European scientists are collaborating in a bid to find a cow that makes the same milk, but manages to do so while emitting lower levels of natural gas from the ruminant stomach. Methane is a fact of farm life: cows eat grass,

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52% of Global Population to Live in ‘Water-stressed Areas’ by 2050

Jan 15th, 2014 | By

Around 5 billion – or 52% – of the world’s projected 9.7 billion people will live in areas where fresh water supply is under pressure by 2050, the study suggested. Researchers also expect 1 billion more people to be living in areas where water demand exceeds surface-water supply. Large portions of these regions are already

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Swiss Wildlife Heads Uphill Fast

Jan 13th, 2014 | By

Climate News Network: Alpine ecosystems are on the rise. Between 2003 and 2010, plants have managed to scramble up another eight metres of mountain slope. On the way up, they were overtaken by butterflies, which collectively gained another 38 metres of higher ground.  Alpine birds in turn fluttered an average of 42 metres higher. Tobias Roth

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Study Finds Geoengineering Research ‘Free for All’

Jan 11th, 2014 | By

The ‘plan B’ of using geoengineering to rescue humanity from the impact of climate change exists in a ‘vacuum’ of international regulations, according to a recent review. Proposals to counteract the effects of global warming by engineering the planet, with methods such as spraying chemicals into the atmosphere to block solar radiation, are largely theoretical

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Symbiotic Fungi Inhabiting Plant Roots Have Major Impact On Atmospheric Carbon, Scientists Say

Jan 10th, 2014 | By

Microscopic fungi that live in plants’ roots play a major role in the storage and release of carbon from the soil into the atmosphere, according to a University of Texas at Austin researcher and his colleagues at Boston University and the Smithsonian Tropical Research Institute. The role of these fungi is currently unaccounted for in

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Population Stability Key To Species’ Response To Climate Change

Jan 7th, 2014 | By

Species populations have to become stable in order for those creatures to expand their geographical ranges in response to global warming, according to new research published Sunday in the online edition of the journal Nature Climate Change. In the new study, researchers from the University of York’s Department of Biology, Butterfly Conservation and the Natural Environment Research

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Climate Change Will Hit Seafloor Life

Jan 1st, 2014 | By

Climate News Network: Creatures which live deep beneath the ocean surface are likely to be badly hit by climate change over the next century, a new study says. The study, by an international research team from the UK, Canada, Australia and France, is the first to quantify future losses in deep-sea marine life, using advanced

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Climate Change will Reduce Population of Many Marine Organisms by 2100, Researchers Say

Dec 31st, 2013 | By

Nature World News: Researchers are expecting to see a huge decline in the population of marine creatures that dwell on the ocean surface by the next century. According to estimates by a team of researchers led by National Oceanography Center scientists, the number of marine creatures in North Atlantic will decrease by about 38 percent. Around the world,

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BARC Using Nuclear Technology for Agriculture

Dec 29th, 2013 | By

Press Trust of India: The nuclear technology is making valuable contribution to the agriculture in India, a scientist from Bhabha Atomic Research Centre said here. Sanjay J Jambhulkar, a senior BARC scientist, said that BARC has a separate department for nuclear agriculture and bio technology including the food technology. This technology — specifically called mutation breeding

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Climate Change Not Influenced by Variations in Heat From Sun

Dec 24th, 2013 | By

The Hindu: Climate change has not been strongly influenced by variations in heat from the sun, a scientific study has indicated. Scientists at the University of Edinburgh carried out the study using records of past temperatures constructed with data from tree rings and other historical sources. They compared this data record with computer-based models of past

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Caribbean Case Study Reveals How to Manage Volcano Risk

Dec 23rd, 2013 | By

Sci Dev Net: Volcanologists advising governments on active volcanoes should acknowledge the uncertainties in their risk estimates and work with social scientists to more effectively communicate the threat to local people, concludes a case study from Montserrat, in the British West Indies. Amy Donovan and Clive Oppenheimer, geographers from the University of Cambridge, United Kingdom, studied the interaction between science

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Freshwater Loss Could Double Agricultural Losses Tied to Climate Change

Dec 18th, 2013 | By

Nature World News: Freshwater shortages could double the effects of climate change on agriculture yields, a new study combining climate, agricultural and hydrological models found. Published in the Proceedings of the National Academy of Sciences, the study estimates that climate change alone could result in a loss of between 400-2,600 petacalories of food supply, or 8

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Everest Glaciers Lose Mass in Winter Too, Says Study

Dec 17th, 2013 | By

Sci Dev Net: Glaciers in the Everest region lose snow in winter as well, rather than accumulate it, says a new ground-based study. The study, conducted for five years since 2007 on Mera and Pokalde glaciers, is one with the longest field observations of annual glacial mass balance in the region and was published in November

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Earth’s Poles Are Shifting Because of Climate Change

Dec 14th, 2013 | By

New Scientist: Climate change is causing the North Pole’s location to drift, owing to subtle changes in Earth’s rotation that result from the melting of glaciers and ice sheets. The finding suggests that monitoring the position of the pole could become a new tool for tracking global warming. Computer simulations had suggested that the melting of ice

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Newly Discovered Greenhouse Gas 7000 Times More Powerful Than CO2′

Dec 11th, 2013 | By
Toronto Skyline With Smog

The Guardian: A new greenhouse gas that is 7,000 times more powerful than carbon dioxide at warming the Earth has been discovered by researchers in Toronto. The newly discovered gas, perfluorotributylamine (PFTBA), has been in use by the electrical industry since the mid-20th century. The chemical, that does not occur naturally, breaks all records for potential

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More Logging, Deforestation May Better Serve Climate in Some Areas

Dec 10th, 2013 | By

Science Daily: Replacing forests with snow-covered meadows may provide greater climatic and economic benefits than if trees are left standing in some regions, according to a Dartmouth College study that for the first time puts a dollar value on snow’s ability to reflect the sun’s energy. The findings suggest more frequent logging or deforestation may better

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Is It Time to Stop Worrying About Global Warming?

Dec 7th, 2013 | By

New Scientist: CLIMATE sceptics are finding it ever harder to persuade the public that the climate isn’t changing. So now some are turning to a more last-ditch line of attack: even if climate change is happening, it’s not worth worrying about. They have been emboldened by scientists’ acknowledgment that temperatures on the planet’s surface have

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Warning System Needed To Spot Abrupt Climate Change

Dec 7th, 2013 | By

Climate change has increased concern over possible large and rapid changes in the physical climate system, which includes the Earth’s atmosphere, land surfaces, and oceans.  Some of these changes could occur within a few decades or even years, leaving little time for society and ecosystems to adapt.  A new report from the National Research Council extends this

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World Must Sustainably Produce 70% More Food by Mid-Century – UN Report

Dec 6th, 2013 | By

UN News Center: The world will need 70 per cent more food, as measured by calories, to feed a global population of 9.6 billion in 2050, and must achieve this through improvements in the way people produce and consume, according to a report released today by the United Nations and its partners. “Over the next several

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Tipping Points: Where May Abrupt Impacts from Climate Change Occur?

Dec 5th, 2013 | By

Science Daily: Climate change has increased concern over possible large and rapid changes in the physical climate system, which includes Earth’s atmosphere, land surfaces, and oceans. Some of these changes could occur within a few decades or even years, leaving little time for society and ecosystems to adapt. A new report from the National Research Council

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Geo-Engineering ‘Could Upset Rainfall’

Dec 2nd, 2013 | By

Climate News Network: Geo-engineering – the confident technocrat’s last resort solution to catastrophic climate change – could create damaging conditions of its own, according to new research. Simone Tilmes of the National Center for Atmospheric Research in Boulder, Colorado, in the US and an international team of colleagues report in Geophysical Research Letters: Atmospheres that at least one deliberate

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The Choice May Be Global Warming or a New Ice Age

Dec 1st, 2013 | By

The National: For many of us, the debate over the reality of climate change never goes beyond wondering if it can explain a recent bout of freakish weather Yet for many of the hundreds of thousands of Filipinos living in the UAE the debate has taken a tragically personal turn. Yeb Sano, leader of the Philippines

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Extreme Weather Could Become Norm Around Indian Ocean

Nov 30th, 2013 | By

New Scientist: What do the torrential rains that swept across a swathe of East Africa in 1997 have in common with the record-breaking drought that Australia has just emerged from? Both can be blamed on El Niño’s Indian Ocean sibling. A study looking at how climate change will affect this ocean oscillation pattern has predicted that if the world

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UK Waters Grow Cooler – And More Acid

Nov 29th, 2013 | By

Climate News Network: A comprehensive report on the state of the seas around the United Kingdom says ocean acidification is probably increasing faster than for the last 300 million years. Dipping your toes in the waters around Britain has grown marginally less inviting: in the last few years the seas have grown slightly colder. Against the

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IPCC Has Produced A Video On its Fifth Assessment Report

Nov 29th, 2013 | By

Nanowerk News: The Intergovernmental Panel on Climate Change (IPCC) has produced a video on its Fifth Assessment Report (AR5). The first part on the Working Group I contribution to AR5 is now available. The other parts will be released with the successive approvals of the other two Working Group contributions and the Synthesis Report in the course of 2014.

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Acidifying Oceans Alarm Hundreds of Scientists

Nov 28th, 2013 | By

Environment News Service: Climate change is causing the world’s oceans to acidify at rates not seen for the last 55 million years, and the only way to moderate this danger is to reduce human emissions of carbon dioxide, conclude 540 scientists from 37 countries in a new report. Their conclusion is the outcome of the Third

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350+ Species Added to IUCN Red List’s Threatened Categories in Last Six Months

Nov 27th, 2013 | By

The number of threatened species on the IUCN Red List has grown by 352 since this summer, according to an update released today. Currently, 21,286 species are now listed as threatened with extinction out of the 71,576 that have been evaluated. The new update comes with both good and bad news for a number of

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