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A South Florida warehouse is part of a nationwide push to clean up the air and cut carbon emissions to avoid the worst consequences of climate change. That’s because decades of federal regulation have pushed HVAC manufacturers to use less polluting refrigerants and make more efficient machines that run on less energy.
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Is someone at home sick with COVID-19? One simple but effective strategy for keeping the virus from spreading is to make your indoor air as much like the outdoors as possible.
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People are worried that the virus could be spread by air conditioning systems. Here's what researchers do — and don't yet — know.
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As U.S. cities are experiencing some of the warmest temperatures on record, it's easy to take for granted the ability to feel almost instant relief from…