Geography Of The World
What Happens To A Town When Its Lake Disappears
From Owens Lake's toxic dust to the Aral Sea's stranded ships, here's what really happens to a town when its lake dries up, and how a few fought back.
What Continent Is Hawaii In?
Although politically Hawaii is considered part of North America, geographically Hawaii is not part of any continent.
How Tulare Lake Came Back From The Dead In 2023
How Tulare Lake Came Back From The Dead In 2023, when heavy rain and Sierra Nevada snowmelt refilled a California lakebed dry for a quarter century.
The Next Invasive Species Threats Facing The Great Lakes
Invasive carp, hydrilla, flowering rush, snakehead and Phragmites: the five species federal scientists are watching in the Great Lakes.
How Many Great Lakes Beaches Close From Pollution Each Year?
Nearly 3,000 beach-days of Great Lakes closures hit in 2024. What triggers them, which beaches get hit hardest, and how to check before you go.
5 Most Snake-Filled Bodies Of Water In Maryland
Meet the watersnakes, copperheads, and timber rattlesnakes living along Maryland's most snake-filled bays, rivers, and lakes.
Landlocked Countries In Asia
Twelve countries in Asia are considered landlocked, although some of them, like Kazakhstan and Turkmenistan, are along the Caspian Sea.
What Are The Contiguous United States?
Forty-eight states and the District of Columbia share a boundary with at least one other state and jointly make up the contiguous United States.
5 Most Snake-Filled Bodies Of Water In New Jersey
5 Most Snake-Filled Bodies Of Water In New Jersey, from the Mullica River's Pine Barrens to Lake Hopatcong, where water snakes and rattlers hunt.
What Happens To Your Body At The Bottom Of The Ocean
What Happens To Your Body At The Bottom Of The Ocean depends on salt and cold. Seawater works in days, while a cold lake can preserve remains for decades.
The Longest Mountain Ranges in Asia
The Kunlun Mountains, in China, is the longest mountain range in Asia.
The US Beaches Losing The Most Sand To The Ocean
The US Beaches Losing The Most Sand To The Ocean, where storms, rising seas, and lost sediment force costly battles to keep famous shorelines in place.
The Best Trophy Fishing Lakes In The Rockies
What makes a lake produce record trout? A ranked look at the Rockies' top trophy fisheries, where cold water, kokanee, and predator control grow giants.
How A Single Boat Can Infest An Entire Lake
Zebra mussel larvae are invisible, and a drained boat still holds a gallon of water. How a single boat can infest an entire lake, and what actually stops it.
How Deep Does The Ocean Actually Go?
How Deep Does The Ocean Actually Go? Challenger Deep reaches nearly 11,000 meters, deep enough that Everest would sit more than a mile below the surface.
The Best Perch Fishing Lakes In America
Devils Lake, Lake Erie, and six more: the best perch fishing lakes in America, where the jumbos run fat, the schools run thick, and the skillet stays busy.
Which Countries Border Italy?
Italy borders France, Switzerland, Austria, and Slovenia, plus the two microstates it completely encloses: San Marino and Vatican City.
The Ocean Trenches No One Has Ever Reached
The Ocean Trenches No One Has Ever Reached include Manila, Vityaz, Cayman, Aleutian, and New Britain, where only sonar has mapped the deepest floors.
How Long Would It Take To Drain Lake Michigan?
How Long Would It Take To Drain Lake Michigan? About 99 years, the lake's retention time, thanks to its huge volume, depth, and slow outflow to Lake Huron.
The US Lakes Where Invasive Crayfish Are Spreading
The US Lakes Where Invasive Crayfish Are Spreading, including Tahoe, Champlain, Crater Lake, and Mead, where these crustaceans are reshaping ecosystems.
What Happens If Lake Powell And Lake Mead Both Fail
Dead pool at both Colorado River reservoirs would end the system that lets the Southwest survive dry years. Here is how the failure would unfold.
The Deepest-Living Fish Ever Found
The Deepest-Living Fish Ever Found is a juvenile snailfish, filmed at 8,336 meters in Japan's Izu-Ogasawara Trench, near the limit any fish can survive.
The Lakes Where Northern Pike Grow Largest
Trophy northern pike turn up where you least expect them. These eight lakes hold the heaviest state-record catches, in marshland, reservoirs, and wilderness.
The Most Overfished Lakes In America
Overfishing gutted these 12 major American lakes. See which fisheries collapsed, which recovered, and how long the rebuild took.
What Happens To A Whale When It Dies
A whale's carcass, once the whale dies, drifts down into the depths of the ocean, where it is known as a whale fall. These become vital sources of nutrients.
What Happens To A Lake When Its Dam Is Removed
What Happens To A Lake When Its Dam Is Removed: the reservoir drains in hours, the old river reappears, and sediment, fish, and plants slowly return.
The US Lakes Where Invasive Fish Have Wiped Out Natives
The US Lakes Where Invasive Fish Have Wiped Out Natives include the Great Lakes, Tahoe, Yellowstone, and Flathead, hit by lamprey and stocked lake trout.
What Would We Find If We Drained The Great Lakes
What Would We Find If We Drained The Great Lakes? A billion-year-old rift, thousands of shipwrecks, sunken warplanes, and ancient hunting grounds.
The Lakes With The Largest Sturgeon In North America
A dead giant near Seattle, a speared record in Wisconsin: ranking North America's largest lake sturgeon by the heaviest fish each lake has on record.
The Invasive Plants Choking America's Lakes
The Invasive Plants Choking America's Lakes can start from one broken stem, and once hydrilla or milfoil takes hold, removing it is close to impossible.
The Deepest Trench In Each Ocean
The Deepest Trench In Each Ocean, mapping the lowest points of the Pacific, Atlantic, Indian, Southern, and Arctic and how they were finally measured.
Why Coral Reefs Can't Grow In Cold Water
Why Coral Reefs Can't Grow In Cold Water: reef-building corals rely on sunlight-hungry algae that need warm, shallow water to power their growth.
The Best Beaches On The Great Lakes
The Best Beaches On The Great Lakes include Pictured Rocks, Sleeping Bear Dunes, and Presque Isle, spanning all five lakes without a grain of salt in sight.
The Smallest Ocean On Earth
The Smallest Ocean On Earth is the Arctic Ocean, the shallowest and coldest of the five, covering 5.4 million square miles of largely frozen water.
The Native Great Lakes Fish Making A Comeback
The Native Great Lakes Fish Making A Comeback include lake trout, walleye, sturgeon, and cisco, returning after a century of overfishing and pollution.
How Electric Barriers Keep Asian Carp Out Of Lake Michigan
How Electric Barriers Keep Asian Carp Out Of Lake Michigan, where electrified water in the Chicago Sanitary and Ship Canal blocks an invasive threat.
The Deepest Lakes You Can Still Catch Fish In
The deepest lakes on Earth where you can still catch fish, ranked by depth, from Lake Baikal to Crater Lake, plus one giant no angler can reach.
5 Most Snake-Filled Bodies Of Water In Rhode Island
Rhode Island’s quiet ponds and marshes conceal watersnakes, ribbonsnakes, and gartersnakes hunting through reeds and dark shallows.
The Great Lakes Towns Most At Risk From Erosion
Some Great Lakes shorelines lose 15 feet of land a year. Discover the towns most at risk from erosion and why the water keeps claiming the coast.
The Difference Between A Trench And A Trough
The Difference Between A Trench And A Trough is not depth but origin. Subduction cuts a steep V, while glacial ice and meltwater scour a broad U.