If you’ve ever driven from the country into the city and marveled at how the temperature dramatically spiked, you’ve felt the urban heat island effect. The streets and buildings of a metropolis absorb the sun’s energy during the day and gradually release it at night. The built environment essentially bakes itself, and temperatures can soar […]

The Earth Hero app (iOS, Android) helps you calculate, track, and reduce your personal carbon footprint, and it connects users to climate action groups. You can set emission-reduction targets for yourself, browse suggested actions based on IPCC recommendations, track your progress, and join a community of climate activists. Each action includes an explanation about its […]