In Greece many houses are painted white, research shows this helps homes remain cooler. Kalpokaite Photography/Shutterstock This roundup of The Conversation’s environment coverage was first published in our award-winning weekly climate action newsletter, Imagine. I’m thinking of painting my roof white. It’s not about making it look prettier, it’s because my bedroom is right underneath a flat roof and every summer it gets unbelievably hot. Last summer I ended up hugging a hot water bottle filled