Canadian company shows that hydrocarbon fuel made from captured CO2 could compete with fossil fuels.
Citizen scientists confirm that plastic pollution is blemishing previously pristine beaches in the Arctic Ocean.
Wastewater from oil drilling is triggering earthquakes, and no one can predict where they will strike or how hard they will shake.
Commercially managed bumblebees and honey bees may be contributing to wild pollinator decline.
Efforts could help reproduce frankincense before natural sources disappear.