All stories by Valerie Volcovici
Apple unveils recycling robot to take apart iPhones
Rediff.com21 Mar 2016It can take apart one iPhone 6 every 11 seconds to recover aluminum, copper, tin, tungsten, cobalt, gold and silver parts
Ambition of Paris climate talks rises by half a degree
Rediff.com11 Dec 2015The 2C target was always somewhat arbitrary as a threshold for preventing the worst effects of global warming in the form of rising sea levels and more severe and frequent storms, floods and droughts.
Climate deal needed if Bill Gates' billions are to help poor nations
Rediff.com2 Dec 2015Heads of state and big-name billionaires opened the Paris climate summit with a bang on Monday.
Obama touts 'responsible' energy development measures, climate goals
Rediff.com29 Jan 2014Obama said he wants to boost the use of natural gas in transportation