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The Anthropocene is everywhere, even Walden Pond

Human activities have changed --perhaps permanently--the ecology of Walden Pond, the iconic lake near Concord, Massachusetts that inspired Henry David Thoreau’s meditation on simple living and the natural world.

New plastic closes the recycling loop

A new plastic can be broken down into its basic chemical building blocks and recycled again and again without loss in quality. Such a circular plastic could mean less new material needs to be made, and less would end up in landfills.

The Circular Economy Made Real

In more and more pockets of the industrial landscape, the byproducts of one process are becoming the raw materials for another, trash is getting a useful second life, and waste is becoming a thing of the past.

The unappreciated urban wilds

Stories abound of biodiversity in cities, vegetated infrastructure, the psychological benefits of greenery. But one aspect of urban nature remains underappreciated: wildness.

As cars get cleaner, air pollution sources shift indoors

Half of fossil fuel-based volatile organic compounds (VOCs) in the air of industrialized cities now come from industrial and household products, reflecting the success of efforts to address motor vehicle emissions and the need to take a closer look at everyday products.

Should animals receive royalties?

If a company uses a famous person’s likeness or a work of art, they’re expected to pay. It’s only fair. When it comes to nature, though, animal iconography is used freely. The animals depicted don’t see a penny. But what if companies and institutions paid a fee — to the species, or at least to people helping them — each time they used these works of biological art?
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