News tagged with water wells

Making a better nitrate test kit

The dull black plastic of the device on Joshua Pearce's desk belies its usefulness. Pearce picks up the box, which has a switch on the side and a small opening on top. A handful of vials sit in a bag nearby, and each would ...

dateAug 06, 2015 in Engineering
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Serengeti's animals under pressure

Tanzania has one of the fastest growing human populations in the world, and the number of conflicts between humans and other species is expected to rise as pressure on land areas grows.

dateDec 11, 2013 in Ecology
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