Not exact matches
Most
urban dwellers think of pigeons as a nuisance, but it turns out they might be useful in the
fight against air
pollution.
«It is particularly bad for
urban birds during the breeding season when they are torn between allocating resources towards
fighting the toxic effects of
pollution or towards laying healthy eggs, both of which aren't helped by their poor diet.»
(08/19/2013) Last week China announced it was going to spend over a quarter of a trillion dollars ($ 275 billion) to
fight rampant and life - threatening
pollution in its
urban centers over the next five years.