Where is the lead exposure risk in your community?

In some of America's oldest and largest urban areas, places like New York and Chicago, one in five census tracts — geographic areas that usually have between 1,200 and 8,000 people — have very high risks of lead exposure.

In younger metro areas, like Los Angeles, risks are smaller but still present; 12 percent of census tracts there have risk scores of 10. And it's important to remember that public health experts say no level of lead exposure is safe for children.

Where is the lead exposure risk in your community?

Via vox.com
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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.