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Top tip if you're going out in Beijing: don't breathe | Environment | The Guardian - 0 views

www.guardian.co.uk/...beijing-breathe-pollution

shared by Kento Watanabe on 14 Jan 13 - No Cached

Kento Watanabe on 14 Jan 13

Levels of PM2.5, atmospheric pollutant, reaches maximum in beijing.

<div class="cArrow"> </div><div class="cContentInner">Levels of PM2.5, atmospheric pollutant, reaches maximum in beijing. </div>

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Water in the Atmosphere, the Water Cycle, from USGS Water-Science School - 0 views

ga.water.usgs.gov/...watercycleatmosphere.html

water atmosphere cycle

shared by akioheltmann on 21 Sep 12 - No Cached

Arctic melt releasing ancient gas - 0 views

www.bbc.co.uk/...science-environment-18120093

shared by Sophie Robidoux on 21 May 12 - No Cached

Sophie Robidoux on 21 May 12

Scientists have identified thousands of sites in the Arctic where methane that has been stored for many millennia is bubbling into the atmosphere. The methane has been trapped by ice, but is able to escape as the ice melts. Writing in the journal Nature Geoscience, the researchers say this ancient gas could have a significant impact on climate change.

<div class="cArrow"> </div><div class="cContentInner">Scientists have identified thousands of sites in the Arctic where methane that has been stored for many millennia is bubbling into the atmosphere. The methane has been trapped by ice, but is able to escape as the ice melts. Writing in the journal Nature Geoscience, the researchers say this ancient gas could have a significant impact on climate change.</div>

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