News tagged with dioxide emissions

More CO2 also means less nutritious food

Rice, maize, soybeans and wheat are the main source of nutrients for over 2 billion people living in poor countries. But with climate change and the rising amount of CO2 in the air we breathe, their already low nutrient value ...

Jun 06, 2014 3.8 / 5 (16) 15

Clean power from waste heat

Siemens has developed a technology to use waste heat, which previously had gone unused, to generate electricity. The solution employs silicone oils, which have a lower enthalpy of vaporization than water, ...

Jun 05, 2014 5 / 5 (7) 1

Obama carbon rule: Surprise winners, losers

Companies that generate electric power with anything other than coal—and companies that produce cleaner fuels or efficiency technologies—are likely to benefit from the Obama Administration's new proposed ...

Jun 02, 2014 3.7 / 5 (15) 13

Climate warnings ignored with US elections looming

The U.S. Congress, ignoring dire new warnings about climate change, continues to shy away from legislation that might mitigate the effects of global warming, leaving President Barack Obama with limited tools to reduce greenhouse ...

May 15, 2014 3.9 / 5 (18) 69

Iris for safer air travel

Aviation accidents sometimes highlight how much we still rely on old-fashioned radio contact by pilots and vulnerable tracking systems. But satellites are set to change sky safety, thanks to international ...

May 09, 2014 5 / 5 (2) 0