In 2013, the world’s cities accounted for 64 percent of primary energy use and 70 percent of CO2 emissions.
net zero energy
Paseo de la Reforma in Mexico City. Photo by Dan/Flickr.
Globally, buildings account for 40 percent of total energy consumption and 33 percent of all greenhouse gas (GHG) emissions.
Mexico City Skyline. Photo Credit: Alex Steffler/Flickr
PARIS (December 7, 2015)—At Energy Day, COP21, several cities and subnational jurisdictions, businesses, and organizations joined the Building Efficiency Accelerator (BEA).
Google recently released Project Sunroof—an interactive online tool that allows building owners to estimate how much money they can save by installing solar panels on their roofs.