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Artículos sobre Heat wave

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The health impact of wildfire exposure depends in part on the fire itself and how much smoke a person breathes in, how often and for how long. AP Photos/Noah Berger

What’s in wildfire smoke, and why is it so bad for your lungs?

Wildfires blanketing several Western cities are creating hazardous health conditions. Don't count on cloth masks to protect your lungs.
People should be able to recognize dangerous high temperatures to avoid illness or death from heat. AP Photo/Mark Lennihan

How dangerous heat waves can kill

Heat waves can kill via dehydration caused by heavy sweating. Breathing or heartbeat may suddenly stop. Prolonged overheating can also create widespread inflammation.
In the heat, tomato plants can’t fight off the hungry tobacco hornworm, Manduca sexta. From www.shutterstock.com

Crops could face double trouble from insects and a warming climate

Plants have evolved techniques for protecting themselves from heat and insect attacks – but when both these stresses happen at once, one defense may neutralize the other.
Even without air conditioning, there are still many things you can do to prepare for extreme heat and stay comfortable on hot days. fizkes/Shutterstock

How to cope with extreme heat days without racking up the aircon bills

Air conditioning isn't the answer for everyone, especially for residents of the less affluent – and often hotter – suburbs of our big cities. But there are other ways to make hot days more bearable.

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