Ranging from predictable tidal currents to fickle rip currents, ocean currents may be driven by tides, winds or differences in density. They profoundly affect the weather, marine transportation and the cycling of nutrients. How exactly? Among other things, ocean currents are responsible for the ...
Whales move nutrients thousands of miles—in their urine—from as far as Alaska to Hawaii, supporting the health of tropical ecosystems and fish. (Humpback whale mother and calf.) Credit: Martin van Aswegen, NOAA permit 21476 Whales do more than just swim the seas—they power the ocean’s ...
Ranging from predictable tidal currents to fickle rip currents, ocean currents may be driven by tides, winds or differences in density. They profoundly affect the weather, marine transportation and the cycling of nutrients. How exactly? Among other things, ocean currents are responsible for the ...
In this bracing talk, coral reef ecologist Jeremy Jackson lays out the shocking state of the ocean today: overfished, overheated, polluted, with indicators that things will get much worse. Astonishing photos and stats make the case.
These tours are generally beneficial for whales, but they can also stress them out. Here’s how to ensure that your trip does more good than harm.
Lactose Intolerant? Here's How to Get the Nutrients You Need Medically Reviewed by Jabeen Begum, MD on February 19, 20251/13 Breakfast Foods Offer Hidden Calcium When you’re lactose intolerant, you have trouble digesting lactose, a sugar found in cow’s milk and dairy products. Eat a good...
Bangladesh's delta is one of the most fertile croplands on the globe, with several rivers pouring silt and nutrients into its soil. Because of this, the region ranks among the most densely populated in the world, despite the inherent topographical hazards of living there. The danger stems from...
lunches. “Seafood is a healthy food choice, providing key nutrients and healthy protein essential for strong bones, brain development, and healthy immune and cardiovascular systems,” the agency said in the report. “School-age children should consume between four and 10 ounces of seafood per ...
the blood rushes to surround your vital organs. Your heart is then forced to pump more efficiently, pushing blood through all your vessels and supplying every part of your body with the oxygen and nutrients it needs. Doing this on a routine basis can help promote healthy blood circulation and...
A warm-blooded animal controls its body temperature with techniques like sweating and burning stored nutrients. They're endotherms; their heat comes from within. These animals burn energy quickly, or have a relatively high metabolism. They also maintain a fairly consistent temperature, or are homeot...