The Special Report on Emissions Scenarios (SRES) produced families of 21st century greenhouse gas (GHG) emissions trajectories that aim to be consistent with current knowledge and span a wide range of plausible futures.

This report examines greenhouse gas emissions at the global, national, sectoral, and fuel levels and identifies implications of the data for international cooperation on global climate change. Emissions are assessed within the broader socioeconomic context faced by countries, inclduing factors such as economic output, population size, trade, investment, and sectoral structure.

The rice-wheat annual double cropping system occupies an estimated 0.5 million hectares in Nepal where it provides food for about 23 million people. Current production levels of both rice and wheat are far below their reported potential with N-deficiency being the major production constraint.

The Taskforce's recommendations are to all governments and policymakers worldwide. They are published in the year when the UK holds the presidencies of the G8 and EU, during which the UK's Prime Minister Tony Blair has pledged to make climate change an agenda priority as one of the most serious and far-reaching challenges of the twenty-first century. It is also the year in which the Kyoto Protocol comes into force and nations start discussions on future global action on climate change.

• High school students in rural Argentina are hitting the airwaves. Alejandra Cisneros, Claudio Romero and William Peralta are student radio pioneers who have launched

But surely not more then carbon dioxide?

Kyoto Protocol enters into force coming February

China has disclosed data pertaining to its greenhouse gas (ghg) emissions. The information was part of a report China Initial National Communication on Climate Change it submitted to the un F

increased ozone concentration at ground level is damaging crops worth millions of dollars in the uk. Lisa Emberson of the Switzerland-based Stockholm Environment Institute recently developed a

Global warming will warm Antarctica