News tagged with surface waters

Mars may act as a giant planetary pump

(Phys.org) —The surface of Mars is full of activity, with dust storms, dust devils, and drifting dunes in constant motion. Scientists suspect that similarly rich activity may exist underneath the surface, even though it ...

dateDec 23, 2013 in General Physics feature
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Video: The anatomy of a raindrop

When asked to picture the shape of raindrops, many of us will imagine water looking like tears that fall from our eyes, or the stretched out drip from a leaky faucet. This popular misconception is often reinforced in weather ...

dateDec 11, 2013 in Earth Sciences
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Efficient use of fertilisers on dairy farms

Nitrogen and phosphate are important fertilisers. But excessive amounts often found in fields and pastures end up polluting the ground and surface water. Furthermore, dairy farmers are squandering their profits by wasting ...

dateDec 02, 2013 in Environment
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Feast and famine on the abyssal plain

Animals living on the abyssal plain, miles below the ocean surface, don't usually get much to eat. Their main source of food is "marine snow"—a slow drift of mucus, fecal pellets, and body parts—that sinks down from the ...

dateNov 11, 2013 in Earth Sciences
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