Governments in many countries are increasingly aware of the urgent need to make better use of the world's energy resources. Improved energy efficiency is often the most economic and readily available means of improving energy security and reducing greenhouse gas emissions. To support better energy efficiency policy-making and evaluation, the International Energy Agency is developing in-depth indicators of energy use, efficiency trends and CO2 emissions. This publication provides a summary of the key results of the indicators work so far.

The one sector which is running amok in terms of growth of emissions is transport. Between 1990 and 2005, the maximum increase in emissions of rich countries was in this sector

albert einstein is said to have said: "If the honeybee becomes extinct, mankind will follow within four years.' The physicist wasn't entirely off the mark

Book>> Socialist Register 2007 Coming to Terms with Nature

The article discusses the emergence of polychlorinated biphenyls (PCB). Manufactured from the waste products of the crude oil refining process and a range of chlorinated chemicals, these oily, syrupy liquids had a multitude of uses and have been described as being as near perfect as any industrial chemical can be. PCBs conduct heat but not electricity and they are not water soluble.

Book>> How Much Should A Person Consume, Thinking Through The Environment

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In our December 31, 2006 issue we raised some questions in the editorial, 'Economics of congestion'. Readers responded. Here is a cross section of views Theory-practice hiatus Shreekant Gupta,

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