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Valley Networks Suggest Ancient Snowfall on Mars
July 23, 2013 — Researchers have shown that some Martian valleys appear to have been caused by runoff from orographic precipitation -- moisture carried part of the way up a mountain and deposited on the slopes. The ... > full story -
Harvesting Electricity from the Greenhouse Gas Carbon Dioxide
July 23, 2013 — A new method for producing electricity from carbon dioxide could be the start of a classic trash-to-treasure story for the troublesome greenhouse gas, scientists are reporting. The method uses CO2 ... > full story -
Rapid Upper Ocean Warming Linked to Declining Aerosols
July 23, 2013 — Australian scientists have identified causes of a rapid warming in the upper subtropical oceans of the Southern ... > full story -
Hunting Pushing Central African Forests Toward Ecological Collapse
July 23, 2013 — Scientists have warned that current hunting trends in Central African forests could result in complete ecological ... > full story -
Most Flammable Boreal Forests in North America Become More So
July 22, 2013 — A 2,000-square-kilometer zone in the Yukon Flats of interior Alaska -- one of the most flammable high-latitude regions of the world, according to scientists -- has seen a dramatic increase in both ... > full story -
Climate Forecasts Shown to Warn of Crop Failures
July 22, 2013 — Climate data can help predict some crop failures several months before harvest, according to a new study from an international team. Scientists found that in about one-third of global cropland, ... > full story -
Declining Sea Ice Strands Baby Harp Seals
July 22, 2013 — Young harp seals off the eastern coast of Canada are at much higher risk of getting stranded than adult seals because of shrinking sea ice cover caused by recent warming in the North Atlantic, ... > full story -
Climate Threatens Food Security of Pacific Islands
July 22, 2013 — Isolated in the middle of the ocean, Pacific islands rely closely on fishing for their economy and food security. But global warming could considerably reduce their accessible fish resources over the ... > full story -
Loss of African Woodland May Impact on Climate, Study Shows
July 22, 2013 — A more strategic approach to managing trees across Africa could have a positive impact on the changing climate, researchers ... > full story -
Current Efforts Will Not Save the World's Most Endangered Cat
July 21, 2013 — Almost 100 million euros has been spent so far on conservation efforts for the last 250 remaining Iberian lynxes in the wild. But the charismatic species is likely to go extinct within 50 years ... > full story
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