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Keith Kloor

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An orange tree in Florida, where citrus crops are at risk of various plant-targeting diseases. (Credit:  Karen Grigoryan/Shutterstock)

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Researchers are formulating unconventional solutions for tree diseases that harm beloved foods like oranges and chocolate. These include a potential RNA therapy, similar to certain COVID-19 vaccines.

How Plant 'Vaccines' Could Save Us From a World Without Fruit

The Lawns to Wildflowers app has arrived, sharing pro tips on how to turn grassy lawn into buzzing habitat. 
(Credit: Nash Turley)


Butterfly-Urban Oasis

Biologists are recruiting everyday gardeners to save pollinators, with a little help from a smartphone app.

Pollinators Are in Trouble. Here's How Transforming Your Lawn Into a Native Wildflower Habitat Can Help

The Wave is located in Paria Canyon-Vermilion Cliffs Wilderness Area. (Credit: Anna Jones Photography)

Credit Anna Jones Photography 1

How destinations like The Wave, located near the Arizona-Utah border, are managing overtourism. 

The Paradox of Internet Famous Wilderness

Coral restoration

Planting new corals can't stop climate change, but it can give marine ecosystems a fighting chance. Volunteers have largely led the ambitious effort.

How Volunteers Are Helping Keep Coral Reefs Alive

Arctic sea ice appears to have reached its maximum extent for the year on March 21, 2021, tied with 2007 as the seventh-lowest in the satellite record. The orange line shows the median ice edge for 1981-2010. (Credit: NSIDC / NASA Earth Observatory.)

2021 Maximum Arctic Sea Ice Extent

The ice has likely reached an "uneventful maximum," but the long-term decline due to human-caused warming continues.

Winter Arctic Sea Ice Peaks at 7th Skimpiest on Record

Spring Showers

Ah, springtime: The sun is finally out, birds are chirping, buds are blooming — and your plans are likely getting rained on. Here’s why the onset of spring is followed by months of rain.

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