An effective climate change solution may lie in rocks beneath our feet
To avoid global warming on a catastrophic scale, nations need to reduce emissions and find ways to pull carbon from the air. One promising solution: spreading rock dust on farm fields.
Benjamin Z. Houlton, Professor of Global Environmental Studies, Chancellor's Fellow and Director, John Muir Institute of the Environment, University of California, Davis
• conversation
July 16, 2020 • ~8 min
July 16, 2020 • ~8 min
Tags: climate-change soil carbon-dioxide nutrients minerals carbon-cycle rocks negative-emissions paris-climate-accord negative-emissions-technologies
Malnourished bugs: Higher CO2 levels make plants less nutritious, hurting insect populations
Insect populations are falling as what they eat becomes more like iceberg lettuce and less like kale.
Ellen Welti, Postdoctoral Researcher of Biology, University of Oklahoma
• conversation
March 9, 2020 • ~5 min
March 9, 2020 • ~5 min
Tags: climate-change insects carbon biology plants carbon-dioxide-co2 nutrients entomology kansas bugs grasshoppers food-webs prairies research-brief
Soil carbon is a valuable resource, but all soil carbon is not created equal
Storing more carbon in soil helps slow climate change and makes croplands more productive. But there are two kinds of soil carbon that are both important, but function very differently.
Francesca Cotrufo, Professor of Soil and Crop Sciences and Senior Scientist, Natural Resource Ecology Laboratory, Colorado State University
• conversation
Feb. 6, 2020 • ~9 min
Feb. 6, 2020 • ~9 min
Tags: climate-change agriculture soil carbon-sequestration nutrients nitrogen soil-carbon
Homemade cat food recipes skimp on nutrients
An analysis of 114 homemade cat food recipes finds that none measure up.
Tags: food pets nutrients cats health-and-medicine
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