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Usually, when solids form, atoms get closer together to form something denser. This is why most solids sink in water. But solid water, or ice, is actually less dense. This […]
What we pour on the ground ends up in our water, and what we spew into the sky ends up in our water. Lorem ipsum dolor sit amet, consectetur adipiscing […]
Nullam aliquam lacinia felis, non semper erat convallis in. In ac lectus pharetra, porta turpis vel, elementum dui. Curabitur pretium magna scelerisque eros condimentum congue. Sed vitae nisi nisl. In […]
Nearly 97% of the world’s water is salty or otherwise undrinkable. Another 2% is locked in ice caps and glaciers. That leaves just 1% for all of humanity’s needs — […]
Just 3.5 percent of Earth’s water is fresh—that is, with few salts in it. You can find Earth’s freshwater in our lakes, rivers, and streams, but don’t forget groundwater and […]
In a gallon of average ocean water, there is about 1 cup of salt. But it does vary. The Atlantic Ocean is saltier than the Pacific Ocean, for instance. Most […]