A large block of aluminum cans at Alpine's Altogether Recycling — the state's largest recycling facility — on July 20, 2018 in Denver. (Kathryn Scott, Special to The Colorado Sun)

Recycling in Colorado is tedious, cost-prohibitive, voluntary — and evolving

As China — the destination for most of Colorado's recycling — gets stricter about what it takes in, Colorado's patchwork of recycling providers is adjusting in big ways and small

Environment Primary category in which blog post is published

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Politics and Government Primary category in which blog post is published

New political groups emerge in Colorado’s election 2018 TV advertising battle, explained in graphics

Walker Stapleton and Jena Griswold, for instance, are each getting a boost from new political TV ads

Business Primary category in which blog post is published

Denver’s tech ecosystem is a work in progress as companies come and grow — and others get sold

SendGrid was a Front Range darling, a born-in-Boulder company that had made it. Now it’s been acquired.