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Heating Buildings With Solar Energy Stored in Sand

Cars That Think

When we turn up the heat in our homes and workplaces, we must balance our personal need for warmth with the global impact of burning fossil fuels like oil, gas, coal, and biomass. The hot air is circulated through a network of pipes inside a sand-filled heat storage vessel.

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Not So Prolific: US Shale Faces A Reality Check

Green Car Congress

The collapse of oil prices has forced the US shale industry to slash production costs. All three of those strategies led to a decline in the breakeven price for a shale wells. This item accounted for about 35% of the break-even price reduction.” by James Stafford of Oilprice.com.

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