April 9, 2018 — Many strategies aimed at mitigating global warming involve huge shifts in human behavior: stop burning coal for electricity, stop driving gas-powered cars, stop destroying rainforests. These are all necessary — and all involve complex political, cultural and socio-economic hurdles for humans. But what if we could also change the behavior of a far more pliant group of organisms, those that consume the carbon dioxide we emit? It’s a demand-side approach to reducing the threat of climate change, and lately it’s been gaining some extra research steam: