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University of Pennsylvania researchers comb the forest floor to understand tick life cycles and the diseases they carry

Last week, I plucked a tick off the neck of a teenager I had guided on a canoe outing. (It came off easily, not having latched on yet.) Presumably the tick had climbed on as the teen had walked through some tall grass after the boats were put away. With single-minded determination, the tick had

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4 mins read
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Grid talks with journalist and author Jeff Goodell about the invisible natural disaster: extreme temperatures

The title of Austin, Texas-based journalist Jeff Goodell’s 2023 book, “The Heat Will Kill You First: Life and Death on a Scorched Planet,” should leave no doubt as to the topic and its urgency. Grid spoke with Goodell at the end of May about the most lethal and least visible natural disaster on the planet.

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5 mins read
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The Global Warming Issue

It’s right there in the name: global warming. Step outside and the air is thick, like you’re breathing steam. Walking is almost too much effort. You try to find shade, but the treeless sidewalk offers no refuge from the sun’s rays. At night you open the windows to let in a fresh breeze, but only

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1 min read
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The Environmental Justice Issue

In this issue we take a closer look at how environmental problems disproportionately affect communities of color, and particularly low-income communities of color. More than those of whiter and more affluent communities, their residents breathe air poisoned by industrial facilities like refineries or by the tailpipes of unending lines of cars and trucks. Often homes

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1 min read
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Ladybugs are very beneficial to gardens and farms, but the most prevalent species is invasive and has crowded out its cousins

Who doesn’t love lady beetles (aka ladybugs)? They are bright and cheery with that cute, round shape, plus they help gardeners by gobbling up plant-sucking aphids. There appear to be plenty of them; they’re not hard to find outside from spring through fall, and at the end of the growing season, they often make themselves

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2 mins read
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Naturalist and author Scott Weidensaul discusses the miracle of migration and how to protect our feathered friends

Nevermind the wildebeest of the Serengeti or the caribou of western Alaska; the greatest wildlife spectacle on Earth takes place over our heads twice a year. Early May marks the high point of the spring bird migration season, when billions of birds around the world ranging from hummingbirds to eagles work their way north. Hundreds

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5 mins read
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What are you gardening for?

Maybe it’s to grow fresh fruits and veggies that taste better than what you can buy at the grocery store. Maybe it’s for the satisfaction of seeing seeds you plant grow into something magnificent over months or even years of care. Maybe it’s to lay out a verdant and beautiful welcome mat to your neighbors.

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1 min read
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