Amazon soils are usually low in the nutrients that plants covet, but harpy eagles can create local hot spots with their poop and prey.
ecosystems
Ten Rivers Facing Pollution, Development, and Climate Change—And Policies That Can Help
An annual report highlights 10 waterways that have arrived at forks: where public support could determine whether they receive protection.
What We Know and Don’t Know About Climate Tipping Elements
As climate change continues, parts of the Earth system such as ice sheets, frozen soils, or the Amazon rainforest could shift—some quickly, some slowly—after crossing key thresholds or tipping points.
Gardens Are Good for the Neighborhood
A new study highlights the benefits of urban gardens for their human caretakers and local ecosystems.
Gulf Stream Closes the Valve of the Labrador Current
Virtual particles released in the Labrador Current revealed that the westward penetration of the current into the shelf seas is inhibited by warm core rings emanating from the Gulf Stream.
U.S. Public Water Supply Is a Local Source of Phosphorus Pollution
Excess phosphorus may reach U.S. rivers, lakes, and groundwater through water main leaks and outdoor water use.
Native Plants Are Hiding Up High, but Invaders Are Catching Up
Far from pristine outposts of nature, mountains across the world are being rapidly colonized by non-native plants that spread uphill along roads.
Las hojas están brotando más temprano en el Sendero de los Apalaches
Imágenes satelitales de nuevas y brillantes hojas revelan cambios que producirán un efecto de cascada en diversos ecosistemas al este de los Estados Unidos.
Starry Nights Are Disappearing
Stars dim as the sky gets brighter, a result of expanding cities and bright LEDs. Simple low-tech changes can help preserve dark night skies.
Selectively Logged Forests Are Not Broken
Borneo’s logged forests are buzzing with life and have unrealized conservation potential.
