Calculating Your Vacation’s Carbon Footprint, One Travel Mode at a Time A new tool says trains are almost always greener than planes. Also, climate anxiety in the U.K., the environmental destruction of Guam, and smaller, slower, less pollinating butterflies. By Katelyn Weisbrod
Warming Trends: Putting Citizen Scientists to Work, Assuring Climate-Depressed Kids That the Future is Bright, and Deploying Solar-Hydrogen Generators By Katelyn Weisbrod