Invasive plants can accelerate the greenhouse effect by releasing carbon stored in the soil into the atmosphere, says a study.
An analysis of temperature data since 1500 rules out the possibility that global warming in the industrial era is just a natural fluctuation in the earth`s climate.
The US government has defended its regulation of greenhouse gas emissions from power plants before the Supreme Court, after coming under attack from industry and Republicans alike.
A new study has revealed the mysterious relationship between Pangea integration and the biggest mass extinction that happened 250 million years ago.
The concentration of green house gases - carbon dioxide, methane and nitrous oxide among others - have reached their highest levels despite the global economic crisis.
Day in Pics: 31st August
Showbiz World - August 31, 2014
Famous Ganesh Pandals in Mumbai