2005 Stockholm Water Prize: An interview with Sunita Narain of the Centre for Science and Environment.

lake on mars: Claims that life exists on Mars were boosted when scientists recently declared they saw the remains of a frozen sea on the planet's surface and speculated the ice may hold preserved

hawkish control: US president George W Bush has raised a controversy by nominating US deputy defence secretary Paul Wolfowitz to head the World Bank (WB). Wolfowitz, a staunch supporter of the Iraq

South Asian emissions of fossil fuel SO2 and black carbon increased