Feature Article

Industry sources exude confidence about the water purifier segment. Manufacturers peg their hopes on the increasing purchasing power of the middle class in cities, small towns and the suburbs.

A new technique for deriving hurricane climatologies from global data, applied to climate models, indicates that global warming should reduce the global frequency of hurricanes, though their intensity may increase in some locations.

Tropical cyclones account for the majority of natural catastrophic losses in the developed world and, next to floods, are the leading cause of death and injury among natural disasters affecting developing countries (UNDP/BCPR 2004). It is thus
of some interest to understand how their behavior is affected by climate change, whether natural or anthropogenic.

Returning to Africa after a 10 year absence, Chris Reij could barely believe his eyes. On the arid margins of the Sahara in Niger, all he could see were trees.

Next week, government negotiators will gather in Bangkok, Thailand, for the latest round of international climate change talks.

Coal is our cheapest and most abundant source of fossil-fuel energy. We probably have enough to keep the world powered for hundreds of years.

Daybreak in the city. The brief quiet of the night gives way to the low rumble of cars, trucks and industry, but one sound is notable by its absence.

Could biofuels do more damage to the climate than the fossil fuels they replace?

San Francisco may soon boast the greenest buildings in the US.

It is a grim dilemma: spend years more on a kidney transplant waiting list, and possibly die before you ever reach the top, or accept a diseased organ that has been patched up.

This year marks the 50th anniversary of the start of the Mauna Loa CO2 record, the longest continuous record of CO2 in the atmosphere. Initiated by Charles D. Keeling of the Scripps Institution of Oceanography, the record provided the first compelling evidence that the concentration of CO2 in the atmosphere was rising.