The investigation found at least 2,092 education or childcare providers across England and Wales within 150m of a road breaching the legal limit for NO2 pollution.

Air Pollution Near Schools

Via greenpeace.org
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Alex E

Ecoclimax is defined by Odum (1969) as the culmination state after a succession in a stabilized ecosystem in which maximum biomass (or high information content) and symbiotic function among organisms is kept per unit of available energy flow.