National Geographic News - Natural Disasters

North America's Cooling Due to Natural Causes in 2008?

Tue, 5 Jan 2010 00:00:00 +0000

An unusually long cooling of the Pacific Ocean lowered temperatures across North America—but it's not proof that global warming has slowed down, scientists say.

Africa-wide "Great Green Wall" to Halt Sahara's Spread?

Mon, 28 Dec 2009 00:00:00 +0000

A massive "wall" of trees spanning 11 countries may rise in Africa in a bid to save drought-stricken farmlands from a relentless invader: sand.

Spectacular Sea Eruption Filmed -- Deepest Ever

Thu, 17 Dec 2009 00:00:00 +0000

See the recent "underwater Fourth of July" scientists believe is the deepest volcanic eruption ever seen—with three-foot-wide lava bubbles and flows creeping over the seafloor.Video

Under Yellowstone, Magma Pocket 20% Larger Than Thought

Tue, 15 Dec 2009 00:00:00 +0000

The massive column of molten rock that feeds the park's volcano dives deeper and fills a magma chamber bigger than previous estimates, according to the most detailed model yet of the region's plumbing.

Most High-Tech Ocean Observatory Opens

Fri, 11 Dec 2009 00:00:00 +0000

Nearly 500 miles of data-transmitting cable will make Neptune Canada's new Pacific Ocean observatory the largest of its kind. Underwater cameras will also capture seafloor wildlife.Video

Our Atmosphere Came From Space Gases, Study Says

Thu, 10 Dec 2009 00:00:00 +0000

The gases that make up Earth's atmosphere came from a comet swarm, not from bubbling volcanoes as long thought, a new study says.

Mystery Volcano Eruption Solves Global Cooling Puzzle

Wed, 9 Dec 2009 00:00:00 +0000

A newly detected 19th-century volcanic eruption may solve the mystery of a strangely cool decade in the early 1800s, researchers say—but the location of the volcano itself remains a puzzle.

Global Warming "Marches On"; Past Decade Hottest Known

Tue, 8 Dec 2009 00:00:00 +0000

What's more, 2009 is likely the fifth hottest year on record, according to new UN data released at the Copenhagen climate conference. North America, though, was actually cooler over the past ten years.

North America's Cooling Due to Natural Causes in 2008?

Tue, 5 Jan 2010 00:00:00 +0000

An unusually long cooling of the Pacific Ocean lowered temperatures across North America—but it's not proof that global warming has slowed down, scientists say.

National Geographic News - Natural Disasters

North America's Cooling Due to Natural Causes in 2008?

Africa-wide "Great Green Wall" to Halt Sahara's Spread?

Spectacular Sea Eruption Filmed -- Deepest Ever

Under Yellowstone, Magma Pocket 20% Larger Than Thought

Most High-Tech Ocean Observatory Opens

Our Atmosphere Came From Space Gases, Study Says

Top Ten Videos of 2009: Nat Geo News's Most Watched

Mystery Volcano Eruption Solves Global Cooling Puzzle

Global Warming "Marches On"; Past Decade Hottest Known

North America's Cooling Due to Natural Causes in 2008?