When people at Miami cocktail parties learned that John Englander was writing a book about sea level rise, many people took him aside and quietly asked him a question. “If I sell my oceanfront property in a decade will I be O.K.?” The answer is that nobody knows when ... Read More
Dear EarthTalk: Is it true that cutting and burning trees adds more global warming pollution to the atmosphere than all the cars and trucks in the world combined? – Mitchell Vale, Houston, TX By most accounts, deforestation in tropical rainforests adds more carbon dioxi... Read More
Stroll along Crissy Field at night and look up into the sky, and you will see lots of stars. But because of the interference of other lights in the metro area, you won’t see nearly as many stars as someone in the countryside would see. For scientists who have been studying ... Read More
Dear EarthTalk: Has anyone calculated the energy wasted at night by unnecessary lighting in and around buildings? What can we do to reduce our light footprint? – Bill Rehkamp, via e-mail Americans do squander a lot of electricity keeping things lit up at night while most of... Read More
During the month of June, you will have the chance to see an event that will not happen again in your lifetime. It is the “transit of Venus,” an occasion when the planet Venus can be seen moving across the face of the Sun. These events come in pairs with each occurrence i... Read More