Remove Climate Remove Climate Change Remove Los Angeles Remove Study
article thumbnail

UCLA/LLNL study concludes most climate models overestimate increase in global precipitation due to climate change

Green Car Congress

UCLA and Lawrence Livermore researchers have found that most climate models overestimate the increase in global precipitation due to climate change. The research appears in journal Nature. We sought to understand the sources of this uncertainty and use the best available observations to narrow in on the most likely response.

article thumbnail

Urgent: Assemblymember Chris Holden Trying to Kill California’s 100% Renewable Climate Bill, #ChangeTheClimate, #SB100

Creative Greenius

We need more aggressive cuts in emissions to get us anywhere near the pathways that limit the worst impacts of climate change. SB 100 (De Leon) – California Renewables Portfolio Standard Program. This is a critically important effort. Autumn Burke – (916) 319-2062 – [link]. Phillip Chen – (916) 319-2055 – [link].

Climate 170
article thumbnail

US National Research Council reiterates need for action in US to limit magnitude of climate change; final volume in Americas Climate Choices

Green Car Congress

Illustration of the steps in an iterative risk management approach for addressing climate change. From: America’s Climate Choices. This trend cannot be explained by natural factors such as internal climate variability or changes in incoming energy from the sun. Click to enlarge. Earlier post.).

article thumbnail

Oregon transit district buying 11 New Flyer electric buses and 7 ABB depot chargers

Green Car Congress

Since then, LTD hired a Sustainability Program Manager and conducted carbon footprint analysis of its operations to measure the impacts and benefits of public transit on climate change.

Oregon 312
article thumbnail

CMU study finds taxes on emissions would result in more rapid electrification by ridesharing companies

Green Car Congress

Researchers at Carnegie Mellon’s College of Engineering have found that with an emissions-based incentive towards electrification, ridesourcing companies such as Uber and Lyft would electrify more and cut their emissions by amounts ranging from 10% in New York to 22% in Los Angeles. —Bruchon et al.

Tax 199
article thumbnail

Field study finds soot particles absorb significantly less sunlight than predicted by models; climate models may be overestimating warming by BC

Green Car Congress

Although viewed as a potential target in the global effort to reduce climate change, atmospheric black carbon particles absorb significantly less sunlight than scientists have predicted, according to a new study by an international team of researchers, published in the journal Science. —Cappa et al. Earlier post.).

Climate 261
article thumbnail

UCR study finds ultra-low emission natural gas bus exceeds federal and state NOx standards; as low as 0.0007g/bhp-hr

Green Car Congress

A study by the University of California, Riverside College of Engineering Center for Environmental Research and Technology (CE-CERT) found that a Los Angeles County Metropolitan Transit Agency (Metro) bus equipped with an ultra-low emission natural gas engine performs significantly cleaner than its certification standards across all duty cycles.

Standards 199