World’s largest vertical garden hosts 115,000 plants to create “living building”

By Kimberley Mok (@kimberleymok) published on Treehugger, June 8, 2017 Share on Facebook © Paisajismo Urbano Adding living greenery to our urban buildings in the form of vertical gardens not only helps to beautify the city, but also serves the more practical purpose of producing more oxygen and cleaning the air. In Bogotá, Colombia, we have the world’s largest vertical garden on …

Gas Cars Much Dirtier Than Expected

By Steve Hanley, 29 May 2017, Originally published on Gas2. For years, the conventional wisdom has been that pollution from diesel engines was far worse than from gasoline engines for two reasons: First, diesel exhaust fumes are known to contain nitrous oxide emissions. Second, they also contain particulates, small molecules that are too small to see. Both are believed to …

Diesel pollution tied directly to heart damage. Also GM’s pickup trucks emit NOx pollutants at 2 to 5 times levels legally allowed in the US

GM’s Duramax-equipped pickup trucks emit NOx pollutants at levels 2 to 5 times higher than is legally allowed in the US, and that these vehicles achieve this through the use of at least 3 illegal “defeat devices.”  “The proposed class-action lawsuit was filed in federal court in Detroit on behalf of people who own or lease more than 705,000 Chevrolet Silverado …

David Suzuki: Not looking away…We can and must stop dramatically cut down on our use of fossil fuels and plastics

By David Suzuki, EcoWatch, 24 May 2017 People who deny that humans are wreaking havoc on the planet’s life-support systems astound me. When confronted with the obvious damage we’re doing to the biosphere—from climate change to water and air pollution to swirling plastic patches in the oceans—some dismiss the reality or employ logical fallacies to discredit the messengers.  It’s one …

Cleaning up our cities: top 5 innovations for low carbon cities goes beyond the normal set

By Michael Barnard, Clean Technica, May 15th, 2017 At first blush, the list seems obvious. Electrification of transportation Buying clean energy from wind and solar generation, and Some low-carbon building changes. But that seems a bit too facile. What’s really changing cities? My personal list of major urban low-carbon innovations includes net metering, vehicle fleet emissions standards, complete streets zoning, …

Study finds even more early deaths from diesel fumes: diesel vehicles emit up to 50% more nitrogen oxide in real world than laboratory tests

By James Ayre in Clean Technica, May 16th, 2017 Real-world nitrogen oxide emissions from diesel vehicles are up to 50% higher than the estimates that result from laboratory testing, according to a new paper published in the journal Nature. The work, which was quite comprehensive, investigated 11 top vehicle markets, which together represented over 80% of new diesel vehicle sales …

EV update – May 26, 2017

From Dan Welch at C2ES.org — thanks, Dan!  Supplemented with some additional info from Inside Climate News. Financial analysis firm UBS says that some EV models could reach cost of ownership parity with typical cars in 2018, though such parity would be achieved in the short term by automakers selling at a loss.  The investment bank UBS sees the cost …

Identifying water contamination from fossil fuel development using geochemical and isotopic fingerprints

Duke University Thesis Fossil fuels continue to be a major component of the energy economies in North America, accounting for 60% of electricity generation in the U.S. Recent incidences (i.e. spills) and limited regulation of the fossil fuel industry has generated public concern about the risks fossil fuel development pose to water resources. Previous studies have identified negative impacts on …