The Fourth Wave

Environmental progress doesn't just happen. It's been propelled by successive waves of innovation, each unleashing powerful new tools: Land conservation. Force of Law. Power of Market-Based Solutions. Today we are seeing the emergence of a Fourth Wave of environmental innovation.

Environmental Defense Fund

We work with businesses, governments and communities to create lasting solutions to the most serious environmental problems. We’re EDF.

Tasha Kosviner

Environment writer/editor; @EnvDefenseFund; @EDFaction; renewable energy; energy saving; views my own

Nancy Buzby

Lifetime marketer, intrepid biker, skier, & believer in the power of market-based solutions to environmental challenges. Working with EDF. Tweets are mine-own.


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