Export of goods to developed economies is the main driver behind expansion in China's emissions
Green groups argue falling passenger numbers undermine case for airport expansion
Crop-to-mouth carbon footprint from capital's food consumption totals 19 million tonnes a year
From Obama's green revolution to marine energy simulators, we run down the stories that have been making waves this week
Oil giant predicts Florida facility will produce 36 million gallons of cellulosic ethanol per year from 2012
One planned US coal-fired power plant already cancelled as Environmental Protection Agency announces overhaul of coal policy
New research reveals a number of cheaper, more abundant alternatives to silicon
Water rationing on the cards as part of wide-ranging plan to tackle three-year drought