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1 Billion People May Become Climate Refugees By 2050

science.howstuffworks.com/environmental/green-science/climate-refugee.htm

Climate refugees are people who have been forced to leave their homes due to an environmental disruption. Learn how the U.N. defines climate refugees.

Rising Rock: Earth's Crust Has Its Own Tides, Too

science.howstuffworks.com/environmental/earth/geology/rising-rock-earths-crust-has-its-own-tides.htm

The oceans on planet Earth cycle through daily tidal changes. But the ground beneath our feet experiences tides of its own, too.

Venice Isn't Alone: 7 Sinking Cities Around the World

science.howstuffworks.com/environmental/earth/geophysics/sinking-cities.htm

Subsidence, or the decline in the elevation of land surface, is creating a problem for some coastal cities as sea levels rise.

What Is Sassafras and Is it Safe?

recipes.howstuffworks.com/food-science/sassafras.htm

HowStuffWorks looks at the many uses and potential dangers of sassafras.

What's the Difference Between a Bobcat and a Lynx?

animals.howstuffworks.com/mammals/bobcat-vs-lynx.htm

The difference between bobcats and lynxes is very slight and mostly deals with appearance. Learn about the difference between bobcats and lynxes.

River-bottom Bones: The Strange World of Underwater Fossil Hunting

science.howstuffworks.com/environmental/earth/geology/underwater-fossils.htm

Winding through the South Carolina low country, the Cooper River is a reed-lined haven for sportfish and shorebirds. The waterway originates in Berkeley County's Lake Moultrie. From there, it proceeds all the way down to Charleston, where it merges with the Ashley and the Wando to form that city's world-famous harbor. (Ever hear of Fort Sumter?)

River-bottom Bones: The Strange World of Underwater Fossil Hunting

science.howstuffworks.com/environmental/earth/geology/underwater-fossil-hunting.htm

Not all fossils are found on dry land. In fact some of the most fascinating fossil finds in history have been submerged for centuries.

Can You Identify These Cool Cars From the '80s?

play.howstuffworks.com/quiz/can-you-identify-these-cool-cars-from-the-80s

From Lamborghini to Lotus or from Pontiac to Ford, the 1980s was an exciting time for several of the best automakers in history. Just how fast can you go from 0 to 40 correct answers on this quiz? Put the pedal to the metal and let's see what you're made of!

Can You Name the Country From Its National Dish?

play.howstuffworks.com/quiz/can-you-name-the-country-from-its-national-dish

The average foodie knows where pizza, sushi, tacos and crepes come from, but the worldly foodie can tell you where fondue, poutine, goulash and sauteed reindeer come from. Where do you stack up? Put your skills to the test and try to match these national dishes to their countries.

How Pangaea Became 7 Separate Continents

history.howstuffworks.com/world-history/pangaea-supercontinent.htm

The idea of Pangaea comes from Alfred Wegener's hypothesis that the seven continents were once joined as a supercontinent. Learn more about Pangaea.

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