5,503 results
5,503 results for: Forests
- Climate
How today’s global warming is unlike the last 2,000 years of climate shifts
Temperatures at the end of the 20th century were hotter almost everywhere on the planet than in the previous two millennia.
- Archaeology
An exploding meteor may have wiped out ancient Dead Sea communities
An archaeological site not far from the Dead Sea shows signs of sudden, superheated collapse 3,700 years ago.
- Climate
Climate change made the Arctic greener. Now parts of it are turning brown.
Arctic browning could have far-reaching consequences for people and wildlife, affecting habitat and atmospheric carbon uptake as well as increasing wildfire risk.
- Ecosystems
War wrecked an African ecosystem. Ecologists are trying to restore it
Bringing back big predators to Gorongosa, once a wildlife paradise in Mozambique, is just one piece of the puzzle in undoing the damage there.
- Ecosystems
How researchers flinging salmon inadvertently spurred tree growth
Scientists studying salmon in Alaska flung dead fish into the forest. After 20 years, the nutrients from those carcasses sped up tree growth.
- Climate
Wildfires make their own weather, and that matters for fire management
Mathematical equations describing interactions between wildfires and the air around them help explain their power and destruction.
- Plants
Ancient ozone holes may have sterilized forests 252 million years ago
Swaths of barren forest may have led to Earth’s greatest mass extinction.
- Life
Here’s how fast cell death can strike
Scientists have measured how quickly the signal to commit form of cellular suicide called apoptosis travels.
- Climate
The list of extreme weather caused by human-driven climate change grows
The tally of extreme weather events linked to climate change continues to grow, with new studies outlining links to more than a dozen events in 2017.
- Physics
Scientists seek materials that defy friction at the atomic level
Scientists investigate superslippery materials and other unusual friction feats.
- Oceans
Volcanic eruptions that depleted ocean oxygen may have set off the Great Dying
Massive eruptions from volcanoes spewing greenhouse gases 252 million years ago may have triggered Earth’s biggest mass extinction.
- Paleontology
These newfound frogs have been trapped in amber for 99 million years
Trapped in amber, 99-million-year-old frog fossils reveal the amphibians lived in a wet, tropical climate.
