HELPFUL – Page 44 – Our Fragile Earth

SILICON SOLAR CELLS

Researchers have overcome a key obstacle in combining the emerging solar-harvesting technology of perovskites with silicon solar cells. The result[…]

With more than 2 million existing solar installations, the U.S. photovoltaic capacity could more than double over the next five[…]

It’s estimated that if food waste was a country, it would be the third largest emitter of greenhouse gases after[…]

Heat is generated by injecting pure oxygen into a furnace. It reacts with the carbon emanating from rotting garbage in[…]

Our corn and soybean production has increased. Wheat too. That’s probably thanks to declining coal power plant production of electricity.[…]

Three percent of our nation’s energy goes to pump and treat water, so cutting back water use conserves energy and[…]

Delta is committing $1bn to mitigate all its greenhouse gas emissions over the next 10 years. BP plans to reduce[…]

Global renewable electricity supplies are growing faster than expected, possibly expanding by 50% within a few years, powered by a[…]

Hydropower is usually created by damming rivers and installing turbines inside the dams which can damage fish and the river[…]

Photograph: FLPA/Mike Powles/Rex/Shutterstock Global supplies of renewable electricity could expand by 50% in the next five years, powered by a[…]