News tagged with carbon dioxide

Going green with algae

Once known only as the slimy scourge of backyard ponds and lakes, algae is emerging as a superhero in the race for cleaner and renewable energy resources. But this hero is not without its Achilles' heel: Although its proliferation ...

May 30, 2014 5 / 5 (4) 0

Unclouding our view of future climate

If we had a second Earth, we could experiment with its atmosphere to see how increased levels of greenhouse gases would change it, without the risks that come with performing such an experiment. Since we ...

May 22, 2014 4.6 / 5 (10) 12

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