Ag-Caustic! Battling Toxic Compost Giveaways in San Francisco

At first, it seems extremely eco-friendly, the biannual Compost Giveaway Events every fall and spring in San Francisco hosted by the city’s Public Utilities Commission (SFPUC).
Residents are offered free compost to produce soil for community and school gardens and local backyards. It’s the green and organic thing to do.
The problem is the mulch isn’t made of food scraps and manure but a combination of toxic sewage sludge from waste water treatment, green waste, yard waste and wood chips.
What’s in sewage sludge? Stuff that’s foul and harmful to people and …
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