Sarah Gibbens
National Geographic
Washington, DC, United States
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Past articles by Sarah:
Is tap water safe to drink? Here’s what you really need to know.
Experts weigh in on the chemicals that can be found in drinking water, how it’s regulated, and what you can do if you’re worried about your water. → Read More
The U.S. ‘warming hole’—a climate anomaly explained
A wavy jet stream, air pollution, and changes to the landscape are all theories for why the Southeast has warmed less than other parts of the planet. → Read More
Climate-resilient coral species offer hope for the world’s reefs
A new study found two common reef-builders can cope with 2ºC of global warming. → Read More
A new beetle species found in Triassic feces, and more breakthroughs
Surprising discoveries in fossilized droppings, shrew brains, and a coffee-coated rainforest → Read More
This plant no longer exists. But you can still smell it.
It’s been over a century since anyone could smell this long extinct tree, a distant cousin of the hibiscus flower. → Read More
Fall foliage was disrupted by climate change. It might be the new normal.
Throughout the eastern U.S., fall colors arrived behind schedule, which scientists say is a sign of things to come. → Read More
Europe burns a controversial ‘renewable’ energy source: trees from the U.S.
As world leaders pledge more action on climate change, one so-called solution—burning trees for electricity—could undermine progress. → Read More
Why New England rarely sees hurricane threats like Henri
As the storm heads for coastal New York and Massachusetts, climate scientists weigh in on the unusual storm and whether it was influenced by warming temperatures. → Read More
What is a heat dome? Deadly hot weather descends on Pacific Northwest
Thirteen million people in the Pacific Northwest will contend with a historic heat wave. → Read More
There’s a new ocean now—can you name all 5?
On World Oceans Day, Nat Geo cartographers say the swift current circling Antarctica keeps the waters there distinct and worthy of their own name: the Southern Ocean. → Read More
The Arctic National Wildlife Refuge just got a reprieve—but it’s not safe yet
The U.S. recently announced it would suspend oil and gas leases in a pristine Alaskan ecosystem. But many environmental battles await the million-acre refuge. → Read More
How to breed a climate resilient sunflower? Look to its ancient cousins.
Already capable of growing in harsh conditions, sunflowers have the potential to withstand even more. → Read More
‘A forest on caffeine’? How coffee can help forests grow faster
Waste left over from the coffee-making process can jolt destroyed forests back to life. → Read More
The U.S. commits to tripling its protected lands. Here’s how it could be done.
In a new executive order, the president promised to protect 30 percent of U.S. land and 30 percent of U.S. oceans by 2030. → Read More
The world’s largest iceberg is headed for South Georgia Island—and its wildlife
Scientists worry the iceberg could be a “taste of things to come” as Antarctica begins to warm. → Read More
7 wins that gave us hope for the environment in 2020
From commitments to produce more electric vehicles to new marine protections, these trends may be a sign of good things to come. → Read More
Did climate change drive 2020's epic hurricane season? It’s complicated.
This year is poised to set a record as the busiest season on record. → Read More
‘Everything has changed’: How hurricane preparations are adapting to a deadly pandemic
Thousands of hotel rooms, a million masks—safely escaping this season's hurricanes is forcing cities and states to meet an unprecedented challenge. → Read More
In public toilets, flushing isn't the only COVID-19 risk
Toilet plumes can launch germy droplets in the air. Experts share the precautions you should take before answering nature’s call in public restrooms. → Read More
Here's the best way to clean your face mask
Whether you’re wearing a disposable surgical mask or a cloth bandana, here’s how to make sure your protective gear stays sanitary. → Read More