South Africa still struggles to ensure that all citizens enjoy modern energy services, just one example of how the U.N.'s International Year of Sustainable Energy for All aims to bring modern energy resources to the billions who lack it
Anastas is leaving the EPA to return to academia but still maintains that green chemistry "can meet environmental and economic goals simultaneously"
A short list of relatively simple actions taken to reduce greenhouse gases other than CO2 could help put the brakes on global warming--if implemented globally
The rules will save $90 billion in healthcare costs by 2016 as technology to cut emissions also reduces particulates that can damage hearts and lungs
Edward Burtynsky's photography shows how mining, farming and other industrial activities have altered landscapes around the world
Without technology to capture CO2 and store it safely and permanently, climate change cannot be constrained
Carbon dioxide gets all the attention, but there are a host of compounds responsible for global warming
Countries have been at loggerheads for years and hopes are slim of any major progress, despite increasingly dire warnings from climate scientists
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