WindSpirit
Wednesday, March 21, 2012
Unable to stay on the trees, the leaves fall .
Phytotoxic substances as a community generated indiscriminate herbicide.
Concentrations of phytotoxic pollutants
such
as ozone (O) and nitrogen oxides (NOX) et al. cause severe damage tree leaves.
Monday, March 12, 2012
Traffic pollution is deadly.
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