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The LA Department of Transportation (LADOT) launched its Universal Basic Mobility (UBM) Pilot in South Los Angeles—one of the largest programs of its kind in the country, increasing access to transportation options for thousands of Angelenos. The Pilot is currently supported by $17.8 million in state and city funding.
The report—titled “The Role of China in Mitigating Climate Change” and published in the journal Energy Economics , compares the impact of a stringent emissions reduction policy with and without China’s participation. From 2000 to 2010, China’s energy use grew 130%, up from a growth of 50% the previous decade.
the distribution of black carbon in the atmosphere and determine its role in the climate system. Black carbon (BC) is the second largest man-made contributor to global warming and its influence on climate has been greatly underestimated, according to the first quantitative and comprehensive analysis of this pollutant’s climate impact.
Decadal warming rates arising from (i) greenhouse gases and aerosols alone (black); (ii) that obtained including the stratospheric water decline after 2000 (red); and (iii) including both the stratospheric water vapor decline after 2000 and the increase in the 1980s and 1990s (cyan). Credit: Solomon et al., Click to enlarge.
A recent increase in the abundance of particles high in the atmosphere has offset about a third of the current climate warming influence of CO 2 change during the past decade, according to a new study led by NOAA and published in the online edition of Science. The increase in aerosols since 2000 implies a cooling effect of about 0.1
Historical analysis shows strong acceleration of plantation development in recent years: 70% of all industrial plantations have been established since 2000 and only 4% of the current plantation area existed in 1990. Tropical peatlands cover more than 25 Mha in Southeast Asia and are estimated to contain around 70 Gt of carbon.
A recent study by an international team calculated that shipping causes a net cooling of climate across all parametrizations of the indirect aerosol effect (IAE) and scenarios throughout the period 1900?2050. Shipping-induced global temperature change in 2050 using different parameterizations of Indirect Aerosol Effect (IAE).
Radiative forcing due to perpetual constant year 2000 emissions grouped by sector for 2020 (left) and 2100 (right) showing the contribution from each species. This approach will make it easier to identify sectors for which emission reductions will be most beneficial for climate and those which may produce unintended consequences.”.
Projected changes in summer mean usable capacity of power plants in the US and Europe for the SRES A2 emissions scenario for the 2040s (2031–2060) relative to the control period (1971–2000). A study published in Nature Climate Change suggests that thermoelectric power plants (i.e., Source: van Vliet et al. Click to enlarge.
Global sulfur dioxide (SO 2 ) emissions peaked in the early 1970s and decreased until 2000, with an increase in recent years due to increased emissions in China, international shipping, and developing countries in general, according to a new analysis appearing in the open access journal Atmospheric Chemistry and Physics.
Winter chill, a vital climatic trigger for many tree crops, is likely to decrease by more than 50% in California during this century as global climate warms, making the state no longer suitable for growing many fruit and nut crops, according to a team of researchers from the University of California, Davis, and the University of Washington.
Collaborating on the paper were scientists from Utrecht University, the Netherlands Royal Meteorological Institute, Delft University of Technology, Bristol University (UK) and the Jet Propulsion Laboratory (USA). —Professor Jonathan Bamber, University of Bristol, co-author.
While natural gas can reduce greenhouse emissions when it is substituted for higher-emission energy sources, abundant shale gas is not likely to substantially alter total emissions without policies targeted at greenhouse gas reduction, according to a new study by two researchers at Duke University. —Newell and Raimi.
Published in the journal Nature Climate Change , the new analysis shows fossil fuel emissions increased by 5.9% each year between 2000 and 2010—three times the rate of increase during the 1990s. Nature Climate Change doi: 10.1038/nclimate1332. in 2010 and by 49% since 1990, the reference year for the Kyoto protocol.
Researchers at the University of Maryland and the University of Texas, Austin, have created a database that includes visibility measurements taken from 1973 - 2007 at 3,250 meteorological stations all over the world and released by the National Climatic Data Center (NCDC). University of Maryland Visibility Database.
The study was led by scientists at Utrecht University, working with colleagues at the NIOZ Royal Netherlands Institute for Sea Research and the University of Southampton. However, scientists were previously unable to demonstrate tight-coupling between variations in atmospheric carbon dioxide and shorter-term changes in global climate.
Without decisive action, climate change this century is likely to accelerate at a much faster pace and cause more environmental damage than predicted, according to Professor Chris Field of Stanford University, and a leading member of the UN Intergovernmental Panel on Climate Change. Chris Field.
According to the US Bureau of Reclamation, the federal water management agency, the basin has been suffering from prolonged, severe drought since 2000 and has experienced the driest 14-year period in the last hundred years. The research was funded by NASA and the University of California.
A study led by a team from Peking University has estimated that global black carbon (BC) emissions increased from 5.3 The Fifth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) said BC has a direct radiative forcing of +0.4 (+0.05 Climate Change Emissions Health' Credit: ACS, Wang et al.
The BP-ICAM will be modelled on a “hub and spoke” structure, with the hub located within The University of Manchester’s Faculty of Engineering and Physical Sciences, which has core strengths in materials, engineering, characterization, collaborative working. The University of Cambridge also has a long association with BP.
Global carbon dioxide emissions show no sign of abating and may reach record levels in 2010, according to a study led by the University of Exeter (UK). The study, which also involved the University of East Anglia (UK) and other global institutions, is part of the annual carbon budget update by the Global Carbon Project. Resources.
A team from the University of California, Berkeley concludes that reducing demand for light-duty vehicle (LDV) travel will likely be essential to meeting the international greenhouse gas emission and climate targets for the year 2050. persons per vehicle, typical of European averages in 2000. Full explanation at Sager et al.
The United Kingdom’s Met (Meteorological) Office announced that the 2000-2009 decade “ has been, by far, the warmest decade on the instrumental record ”, and that 2009 is on track to become the fifth warmest year in the past 160 years, continuing the warming trend that has accelerated since the 1970s. climate data analysis.
Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. Source: University of Leicester. Source: University of Leicester. Fleming, National Centre for Atmospheric Science at University of Leicester. Click to enlarge. Click to enlarge. Owen Cooper.
Advancing technologies to capture and concentrate carbon dioxide for storage and potential industrial use is among a suite of ExxonMobil research programs focused on developing lower-emissions solutions to mitigate the risks of climate change. This entire process is mild, safe, and carbon negative.
Incorporating geologic records, biologic records and computer simulations, the study reconstructed Arctic summer temperatures at a resolution down to decades, and thereby extended the climate record a full 1,600 years beyond the 400 year-long record that was previously available at that resolution.
Source: Wolfgang Knorr, Bristol University. The study, which was conducted by Wolfgang Knorr of the University of Bristol, UK, may have implications for upcoming climate negotiations, particularly with regard to deforestation and other land-use changes. Thinner lines represent observed. Click to enlarge. per decade.
Right side: 2008 annual surface air temperature, shown as a departure from the 1971-2000 climatology. Using computer-generated models as well as observations, the team analyzed causes for climate variations in the recent decades. A paper on the study will be published 8 December in the journal Geophysical Research Letters.
Despite a slight recovery in summer Arctic sea ice in 2009 from record-setting low years in 2007 and 2008, the sea ice extent remains significantly below previous years and remains on a trend leading toward ice-free Arctic summers, according to the University of Colorado at Boulder’s National Snow and Ice Data Center. Earlier post.).
Recent projections of sea-level rise after a future collapse of the West Antarctic Ice Sheet (for example, the Fourth Intergovernmental Panel on Climate Change Assessment Report) assume that meltwater will spread uniformly (eustatically) across the oceans once marine-based sectors of the West Antarctic are filled. Source: Mitrovica et al.
All reservoirs along the Colorado River might dry up by mid-century as the West warms, according to a new study led by researchers at the University of Colorado, Boulder. Even under the harshest drying caused by climate change, the large storage capacity of reservoirs on the Colorado might help sustain water supply for a few decades.
Reviewers included Dr. Martin Patel of Utrecht University and Michael Levy of the American Chemistry Council. bushels per acre, which represents a 12% increase over the data (1998-2000 average) used in the current US LCI database; Each bushel of soybeans harvested reduces greenhouse gases (carbon dioxide (CO 2 ) equivalents) by 32.6
Renewable energy technologies could generate 40% of the world’s electricity by 2050, according to research presented at the International Scientific Congress “Climate Change: Global Risks, Challenges & Decisions”. More specifically, Germany has more than doubled its share of renewable energy since 2000.
National and state regulators primarily use generic emission inventories to assess the climate, air quality, and health impacts of natural gas systems. Between 2000 and 2011, the number of producing gas wells in the US increased by 50%, reaching 514,637. jobs vs environmental stewardship). —Moore et al.
A new analysis by researchers at the Norwegian University of Science and Technology (NTNU) suggests that, notwithstanding significant uncertainties, previous studies have underestimated the contributions from installation and use phases—e.g., Credit: ACS, Arvesen et al. Click to enlarge.
Toyota established the annual program in 2000 in commemoration of Toyota’s receipt of the Global 500 Award in 1999 from the United Nations Environment Programme (UNEP); this year marks the program’s 18 th year. This year’s theme will be “Biodiversity Conservation” or “Climate Change”. Climate Change. Climate Change.
A paper by a team from the University of Chicago and MIT suggests that technology-driven cost reductions in fossil fuels will lead to the continued use of fossil fuels—oil, gas, and coal—unless governments pass new taxes on carbon emissions. Their analysis is published in the Journal of Economic Perspectives.
Moving goods by road consumes about 50% of all diesel produced; 80% of the global net increase in diesel use since 2000 comes from road freight. However, achieving climate change targets will also require the widespread adoption of solutions that are not yet fully developed, whether in logistics or technology.
Researchers from the Centre for Arctic Gas Hydrate, Environment and Climate (CAGE) at the Arctic University of Norway have discovered a growing Arctic abiotic methane- and methane hydrate–charged sediment drift on oceanic crust in the deep Fram Strait of the Arctic Ocean. —Joel Johnson.
Challenges include climate-change threats to human infrastructure and habitats; cyberwarfare by state and nonstate actors attacking energy sources and health care systems; and the global water crisis, which is compounded by the climate crisis. A quick glance at the news headlines each morning might convey that the world is in crisis.
Our work with Synthetic Genomics continues to be an important part of our broader research into lower-emission technologies to reduce the risk of climate change. ExxonMobil is engaged in a wide range of research on advanced biofuels, partnering with universities, government laboratories, and other companies.
In a quest to ease some of said burdens, researchers from MIT’s Computer Science and Artificial Intelligence Laboratory (CSAIL), Autodesk Research, and Texas A&M University came up with a method to automatically assemble products that’s accurate, efficient and generalizable to a wide range of complex real-world assemblies.
I joined Google in 2000 as its first director of engineering, and helped make the company profitable with the pay-per-click advertising system AdWords , in which companies bid to place ads on our search-results page. I grew up in Ontario, Canada, which achieved a climate-friendly electric grid in the 1970s by deploying nuclear power plants.
IEEE Fellow Mary Ellen Randall Mary Ellen Randall Nominated by the IEEE Board of Directors Randall founded Ascot Technologies in 2000 in Cary, N.C. In 2001 he founded the computational engineering science program at the University of California, Berkeley, chairing it until 2010. She serves as the award-winning company’s CEO.
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