Think wood is a greener source of energy than coal? Think again.
Burning wood for energy could cause a short-term bump in carbon dioxide in the atmosphere—creating a “carbon debt” that the world might never pay off.
Feb 2018 5
Daniel Strain
Jul 2017 6
City plants can actually decrease air quality during heat waves
Trees have gained the reputation as the “green lungs”of a city—pulling pollutants out of the air and returning oxygen. But a new study complicates that picture.
Jul 2017 6
Las plantas de la ciudad pueden disminuir la calidad del aire durante las olas de calor
Los árboles han ganado la reputación como los "pulmones verdes" de una ciudad que tira los contaminantes al aire y devuelve oxígeno. Pero un nuevo estudio complica esa imagen.