Data generated by travel modes can inform planners and regulators in improving the transportation system, but private mobility companies often restrict their access for concerns about privacy and competition.
The city of Houston will decide their next mayor in November, in a rematch of the two candidates who ran against each other in a tight runoff election in 2015 as well as a host of additional candidates.
Overall greenhouse gas emissions in California dropped 1% in 2017, according to the inventory by the California Air Resources Board, which includes a 9% drop in emissions from electricity generation and a 1% increase in transportation emissions.
Bettina Kamuk, global market director for Ramboll, explains how a Copenhagen waste-to-energy facility meets air quality and emissions standards while providing low-carbon energy and recreational activity to the surrounding community.
The Tuolumne River originates in the pristine environment of Yosemite National Park, but eventually some of the water makes its way into the Central Valley and the city of Modesto, where conditions are far less natural.
Not urban land use, but in the literal sense: land used to produce food, graze livestock, supply drinking water, grow trees, and sequester carbon. As the climate warms and the population grows, crop yields will decrease and land will be degraded.
A shift is underway on Wall Street—investors are acknowledging the risks of climate change. A recent credit-ratings report on the bridge system connecting Miami to Key Biscayne provides a stark example of the new way of thinking.
What is expected to be the nation's largest dairy biogas operation opened in the Central Valley. To the north, Gov. Kate Brown signed the nation's first bill to establish goals to add renewable gas to pipelines, and pigs in Missouri also made news.