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3 barriers holding equitable cities back

In the grand scheme of pressing issues facing residents of U.S. cities — scarce affordable housing, high health care costs, anxiety about immigration status or racial tension, to name a few — warnings about the long-term consequences of climate change can, understandably, take a back seat.

Eyes on nature: How satellite imagery is transforming conservation science

High-resolution earth imagery has provided ecologists and conservationists with a dynamic new tool that is enabling everything from more accurate counting of wildlife populations to rapid detection of deforestation, illegal mining, and other changes in the landscape.

No funds for that project? It may be time to ask the crowd

Crowdfunding platforms created to raise capital for projects, products or startup companies have proved to be a powerful financing mechanism for those unable to find funds from traditional sources, such as banks or venture capitalists.

Learning our scales (or why size really matters)

Do you recall the sequence in Steven Spielberg’s 1977 film "Close Encounters of the Third Kind," where frantic scientists run up and down the scales on some sort of giant synthesizer, hoping for a communications breakthrough with aliens that are hovering like gods over Wyoming?

After the Paris exit, a call for citizen investors

At the dawn of the Second World War, while Hitler’s forces consolidated in Europe and Imperial Japan expanded into China and prepared its assault on the Pacific, the United States sat relatively idle.