This super-reflective coating keeps buildings cool so we don’t need as much AC

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Buildings are already being painted white to help keep them cool. As temperatures increase, this new addition to the paint could help lower our massive air conditioning energy use.

One of the ironies of climate change is that as heat waves become more common, people use more air conditioning–and those air conditioners help drive more climate change, and make things hotter. By the middle of the century, as more people around the world can afford air conditioners, the number of units could more than triple and end up using as much electricity as China uses today for its entire economy.

Continue reading… “This super-reflective coating keeps buildings cool so we don’t need as much AC”

Six strategies to get better gas mileage this summer

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The less you have to brake, the better your fuel economy.

With gas at nearly $4 per gallon you don’t need to buy a new car to get better mileage on your road trip this summer. Popular Mechanics put fuel-sipping advice to the test by outfitting an ordinary ten-year-old car with an extremely accurate fuel economy gauge and trying out all the gas-saving driving tactics we could think of. Here are six strategies that work, plus more quick tips for better MPG.

 

Continue reading… “Six strategies to get better gas mileage this summer”

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