Earth & Environment - Jan 20, 2011 12:07 - 4 Comments

Less snow leads to hotter planet

U. MICHIGAN (US) — Decreases in the Earth’s snow and ice cover have exacerbated global warming more than previously thought, according to a new study. (more…)

Earth & Environment - Jan 14, 2011 14:53 - 0 Comments

Big chill from shift in ocean circulation

CARDIFF U (UK) — Researchers studying ocean sediment cores have found evidence that past changes in ocean circulation may have been more dramatic than previously thought. (more…)

Science & Technology - Jan 10, 2011 12:57 - 1 Comment

College students clueless about carbon

MICHIGAN STATE (US) — Many college students lack basic knowledge about the carbon cycle and other fundamental processes in the natural world, new research shows. (more…)

Earth & Environment - Dec 23, 2010 11:07 - 0 Comments

With fewer caribou, who’ll lead the sleigh?

CORNELL (US) — Rudolph, Donner, Blitzen, and their caribou cousins might not be around much longer if global warming and industrial development in their boreal forest homes continues, says conservation scientist Jeff Wells. (more…)

Earth & Environment - Dec 20, 2010 11:24 - 1 Comment

Warming escalates river zinc levels

U. COLORADO (US) — Climate change affecting the timing of the annual snowmelt may be responsible for rising concentrations of zinc in the Snake River on Colorado’s Western Slope. (more…)

Earth & Environment - Dec 15, 2010 11:30 - 0 Comments

Fragile forests hard hit by warming

UC SANTA BARBARA (US) — Forests of the Southwestern United States face a bleak future in light of climate change, with more severe—and more frequent—forest fires, higher tree death rates, more insect infestation, and weaker trees. (more…)

Science & Technology - Dec 14, 2010 20:50 - 0 Comments

Unmanned drones track Arctic seals

U. COLORADO (US) — Cameras mounted on unmanned aircraft flying over the Arctic are doing double duty by assessing declining sea ice and pinpointing seals that have hauled up on ice floes. (more…)

Earth & Environment - Dec 13, 2010 1:05 - 1 Comment

Take some advice from an extinct reptile

U. MICHIGAN (US) — As habitats shrink—and the climate warms—plants and animals could run out of options, like many reptile populations have on the Greek islands over the past 15,000 years. (more…)

Earth & Environment - Dec 10, 2010 12:18 - 4 Comments

4 degrees could displace millions

U. SOUTHAMPTON (UK) — Sea levels can be expected to rise from between .5m and 2m by 2100 if temperatures see a warming of 4°C, according to new research. (more…)

Earth & Environment - Dec 7, 2010 12:30 - 0 Comments

Species decline compounds health risks

CORNELL (US) — The decline of species due to habitat loss, pollution, and climate change increases the risk of infectious diseases for humans, animals, and plants. (more…)

Earth & Environment - Nov 19, 2010 12:02 - 1 Comment

‘Sky is falling’ warnings backfire

UC BERKELEY (US) — Dire or emotionally charged warnings about the consequences of global warming can backfire if presented too negatively, making people less amenable to reducing their carbon footprint. (more…)

Earth & Environment - Nov 17, 2010 17:22 - 0 Comments

Warmer temps slow sap to a trickle

CORNELL (US) — As the climate warms, maple syrup production in the Northeast is expected to decline slightly by the turn of the century and the window for tapping trees will advance by about a month. (more…)

Earth & Environment - Nov 17, 2010 14:40 - 0 Comments

Is time running out to save Lake Tahoe?

UC DAVIS (US) — By the year 2100, average snowpack in the Lake Tahoe basin is expected to decline by as much as 60 percent and prolonged droughts will become more common. (more…)

Earth & Environment - Nov 11, 2010 13:03 - 0 Comments

Will stored CO2 leak into drinking water?

DUKE (US) — There could be a serious downside to injecting carbon dioxide deep underground to mitigate climate change. New analysis suggests it can pollute drinking water aquifers. (more…)

Earth & Environment - Nov 2, 2010 10:37 - 0 Comments

Warmer temps linked to rainfall extremes

DUKE (US) — A doubling of abnormally wet or dry summer weather in the southeastern United States in recent decades has come from an intensification of the summertime North Atlantic Subtropical High (NASH), or “Bermuda High.” (more…)

Earth & Environment - Oct 29, 2010 14:09 - 1 Comment

Signs of climate change at low elevations

UC DAVIS (US) — Contrary to expectations, climate change has had a significant effect on mountain plants at low elevations. (more…)

Earth & Environment - Oct 14, 2010 17:13 - 0 Comments

Clues to how food chains grow

YALE (US) — New research helps settle an old debate among ecologists about what determines the length of nature’s food chains, which sustain all life on earth. (more…)

Earth & Environment - Oct 11, 2010 16:07 - 5 Comments

Is geoengineering Earth’s last hope?

CORNELL (US) — If action is not taken soon, ocean acidification and greenhouse warming could reach a tipping point that will take more than 1,000 years to reverse. (more…)

Posts Tagged ‘climate change’