American foulbrood is an infectious disease that devastates honeybee hives. Scientists say they've created a vaccine for it, despite a big hurdle: Bees don't have antibodies.
If the snowpack keeps dwindling around northeastern maple trees, it's possible that by the end of the century, proper conditions for making maple syrup might no longer exist, a new study suggests.
We're often told that economic growth is good, but Kate Raworth says our addiction to growth is destroying the planet. To thrive in the 21st century, she says we need a new circular economic system.
Oysters filter water, their shells form protective reefs and habitats, and regenerate into more oyster shells. Kate Orff uses oysters to revive depleted ecosystems — like those around New York City.
Millions of tons of plastic flow into the ocean each year. David Katz's Plastic Bank helps turn off the tap — and gives the poor an income source — creating a circular economy around plastic waste.
Fast fashion is wreaking havoc on the environment. That's why Jessi Arrington makes a point of (almost) never buying anything new. She explains how she builds a sustainable wardrobe that looks great.