Grades 9-12

Forecasting Earthquakes Using Paleoseismology

Online Resource, Article

Forecasting Earthquakes Using Paleoseismology

Don't let the "paleo" in "paleoseismology" fool you. In the world of earthquakes, "ancient" translates to "before the 20th century"—before instruments were used to record earthquakes.

Looking For Life In Antarctica

Online Resource, Article

Looking For Life In Antarctica

If you want an idea of the conditions on Mars, journey to Antarctica. Take a close look at the work of an astrobiologist studying Antarctica's valleys, the "most Mars-like places on Earth."

Mapping Hot Springs on the Deep Ocean Floor

Online Resource, Article

Mapping Hot Springs on the Deep Ocean Floor

At the bottom of the ocean, how do scientists find their way around? This marine geologist's work includes helping to create accurate, high-resolution maps of the sea floor.

Mapping Mt. Rainier

Online Resource, Article

Mapping Mt. Rainier

Beneath the glacier-clad summit of Mt. Rainier lies an active volcano, which has more than once produced enough molten rock to bury an area the size of Tacoma and Seattle combined almost 10 feet under.

Retrieving a Stromatolite from the Sahara Desert

Online Resource, Article

Retrieving a Stromatolite from the Sahara Desert

Why did museum scientists travel to the Sahara to retrieve a boulder? This stromatolite was built by microbes, the only life that existed on Earth until about a billion years ago.

Studying Tree Rings to Learn About Global Climate

Online Resource, Article

Studying Tree Rings to Learn About Global Climate

By taking biopsy-like samples from centuries-old Siberian pines, scientists have reconstructed a 300-year record of temperature changes for the Arctic and the Northern Hemisphere.

PROFILE: Kevin Browngoehl

Online Resource, Article

PROFILE: Kevin Browngoehl

Not long ago, leukemia was a fatal disease. Thanks to treatment that includes a potent drug created from a Madagascar plant, today more than 70 percent of children can be cured.

PROFILE: Clare Flemming

Online Resource, Article

PROFILE: Clare Flemming

Bats are the only native mammal on Puerto Rico today, but that was not always the case. Find out what Flemming has learned by rappelling down cliffs and climbing through caves on the island.

St. Lucia Parrot Recovery

Article

St. Lucia Parrot Recovery

In the mid-1970s, only 100 of these parrots were left in the wild. Learn how an international effort more than tripled the St. Lucia parrot population in 20 years.

Restoration of the Elwha River

Online Resource, Article

Restoration of the Elwha River

In a single century, the salmon population of Washington State's Elwha River shrunk by more than 99 percent. What caused this dramatic decline, and what can be done to turn it around?

Lake Victoria

Online Resource, Article

Lake Victoria

In the world's largest tropical lake, Nile perch have eaten their way through all but one of their prey species, bringing the ecosystem close to death. But don't blame the perch—humans are at fault.

Profile: Michael Balick

Online Resource, Article

Profile: Michael Balick

Around the world, habitats are being destroyed and people are turning away from ancient traditions. Balick is working to make sure that plant wisdom isn't lost in the process.

PROFILE: Penelope Bodry-Sanders

Online Resource, Article

PROFILE: Penelope Bodry-Sanders

From acting on the Broadway stage to acting on her concerns about habitat destruction in Madagascar, Penelope Bodry-Sanders has had a wide-ranging and active career.

PROFILE: Abebe Getahun

Online Resource, Article

PROFILE: Abebe Getahun

This biologist was inspired by the Swedish scientists he encountered as a youth in Ethiopia. Learn how his career studying freshwater systems continues on an international front.

PROFILE: Jane Goodall

Online Resource, Article

PROFILE: Jane Goodall

Goodall's work studying and working to protect chimpanzees is legendary. Yet it is not the only conservation effort in which she plays an active role.

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