News tagged with activated carbon

Recycling water in space

During the last space shuttle flight, astronauts will test a new method for recycling 'used' water. Water is essential for life, and having access to water beyond Earth will be a major obstacle for future ...

Jun 20, 2011
5 / 5 (7) 0 | with audio podcast

Image: Carbon dioxide on the rise

(PhysOrg.com) -- The SCIAMACHY sensor on ESA?s Envisat satellite has provided scientists with invaluable data on our planet, allowing them to map global air pollution and the distribution of greenhouse gases.

Jun 28, 2010
3.7 / 5 (18) 34

The Carbon Cycle Before Humans

Geoengineering -- deliberate manipulation of the Earth's climate to slow or reverse global warming -- has gained a foothold in the climate change discussion. But before effective action can be taken, the Earth's ...

Feb 16, 2010
3.1 / 5 (19) 1 | with audio podcast

The greenhouse gas that saved the world

When Planet Earth was just cooling down from its fiery creation, the sun was faint and young. So faint that it should not have been able to keep the oceans of earth from freezing. But fortunately for the creation of life, ...

Aug 18, 2009
3.6 / 5 (9) 7