Stunning new Hubble images reveal stars gone haywire

The NASA/ESA Hubble Space Telescope demonstrates its full range of imaging capabilities with two new images of planetary nebulae. The images depict two nearby young planetary nebulae, NGC 6302, dubbed the Butterfly Nebula, ...

Earth warming more quickly than thought, new climate models show

Greenhouse gases thrust into the atmosphere mainly by burning fossil fuels are warming Earth's surface more quickly than previously understood, according to new climate models set to replace those used in current UN projections, ...

World's biggest rooftop greenhouse opens in Montreal

Building on a new hanging garden trend, a greenhouse atop a Montreal warehouse growing eggplants and tomatoes to meet demand for locally sourced foods has set a record as the largest in the world.

Pressure mounts on aviation industry over climate change

Under pressure from frequent flyers alarmed over climate change, the airline industry says it is "hellbent" on reducing emissions—but the technology needed to drastically reduce its carbon footprint is still out of reach.

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Emission

Emission may refer to:

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