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Global study shows uneven urbanization among large cities in the last two decades

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Kathmandu in Nepal, Dar es Salaam in Tanzania). Credit: The University of Hong Kong. By 2050, the global population is expected to soar to 9.7 billion, with 68% of the population living in urban areas. Pearl River Delta (PRD) and Beijing in China, São Paulo in Brazil). 127 cities (15.1%) from lower-middle-income countries (e.g.

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Researchers castigate planning bodies for ill-conceived Jatropha programs

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million ha (49,421 square miles) are expected to be planted by 2015—are “ anything but encouraging ”, according to Promode Kant from the Institute of Green Economy in India and Shuirong Wu of the Chinese Academy of Forestry. The results of massive plantings of Jatropha worldwide for use as a biofuel feedstock—some 12.8

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Perspective: Why Carbon Emissions Should Not Have Been the Focus of the UN Climate Change Summit and Why the 15th Conference of the Parties Should Have Focused on Technology Transfer

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The Chinese can promise to do this because they’re modernizing their economy. China, which increased vehicle fuel-efficiency standards in recent years, wants to cut its carbon intensity by as much as 45% from 2005 levels by 2020 while India has targeted a reduction of as much as 25% from 2005 levels over the next decade.