Environmental impacts of HCFC versus HFCs

HFCs are used as refrigerants and coolants in refrigerators and air-conditioners, in fire extinguishers, furniture making, as solvents for cleaning, and other purposes. CFCs and later HCFCs were being used for everything that HFCs are used now for, but it ..

World’s first negative emissions plant that turns CO2 into stone opened in Iceland

The world’s first negative emissions plant that turns carbon dioxide (CO2) into stone has begun operations in Hellisheidi, Iceland. In it, the CO2 is captured from ambient air, bound to water, and sent to more than 700 meters underground. There, ..

Underwater Robot gives rare glimpse beneath Antarctic sea ice

Remotely Operated Vehicle sent down by scientists of the Australian Antarctic Division (AAD) has captured a rare glimpse beneath the Antarctic sea ice through a small hole drilled in the ice. It also recorded the acidity, oxygen, salinity and temperature ..

Current Affairs: Science, Technology & Environment: 27.6.09

June 19, 2009 : Current carbon dioxide levels highest in past 2.1 mn yearsJune 21, 2009: Duty cuts sought on cancer, AIDS medicinesJune 23, 2009 NASA’s Cassini spacecraft captures never-before-seen images of SaturnJune 23, 2009 : Ashoka education foundation world’s ..

Month: Current Affairs - June, 2009

Current Affairs: Science, Technology & Environment: 20.6.09

This Post Published on 20.6.09June 18, 2009 : Current carbon dioxide levels highest in past 2.1 mn yearsJune18, 2009 : NASA starts back to moon with dual missionJune18, 2009 : Oceansat 2 to be ready by AugustJune19, 2009 : New ..

Month: Current Affairs - June, 2009