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Melting Icecaps and Global Oceans


If the Greenland icecap sees an even-more-significant melt, how soon do you need to pack your bags and head for the high country?

Meat vs. Miles

Carnegie Mellon University's Christopher Weber and H. Scott Matthews argue in a new report in Environmental Science and Technology that, when it comes to the environmental (especially carbon) impact of food webs, the presence of meat in the diet matters more than the distance the food has traveled.


Watch Your Carbon Footprint As You Go

Participatory web service Dopplr, which allows individuals to coordinate travel and inform colleagues about where they'll be, has now introduced a tool for calculating the carbon footprint of your journeys.


Dopplr co-founder Matt Jones describes its purpose this way:

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