Julián Castro Campaigns / Remembering the Legacy of Jim Fowler / Congestion Fee for NYC / Cutting Emissions From NYC Skyscrapers / BirdNote®: Unlikely Places to Go Birding / Beyond the Headlines / Leopard Seal Says Hello / Protecting the Cook Islands from Overfishing Former HUD Secretary Julián Castro is making climate change a key part of his campaign for president. At a recent meet and greet in New Hampshire, he laid his climate agenda and why a green economy can be a strong, job-creating economy.

Also, New York City just became the first in the nation to adopt a congestion pricing plan. It's expected to raise about a billion and a half dollars in revenue every year for its crumbling subway system and cut down on some of Manhattan's infamous traffic.

And NYC has taken another major step in the fight against climate change by putting big buildings on a low-carbon path, requiring them to reduce emissions 80% by 2050.

Greening NYC and more, this week on Living on Earth from PRI.

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