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Three new papers in the last couple of weeks have each made separate claims about whether sealevel rise from the loss of ice in West Antarctica is more or less than you might have thought last month and with more or less certainty. 2020) or Sadai et al.
The cause of our changing climate is the increase in atmospheric greenhouse gas concentrations that we have released into the air. Carbon dioxide (CO 2 ) is the most important greenhouse gas that we have added to the atmosphere, however, some of it has been absorbed by land and oceans. mm increase every year.
With proposed federal regulation of greenhouse gas emissions by the Securities and Exchange Commission requiring GHG disclosure and new state statutes, including a new Maryland law that requires not only disclosure, but also a mandated reduction in GHG emissions, a greater appreciation of the subject of GHG appears in order.
Westlaw searches for “global warming” and “greenhouse effect” pick up only a handful of citations before 1985. But it’s not totally clear what he meant, because “climate change” was used at the time to refer to a range of issues including acid rain, damage to the ozone layer, local weather control efforts, and desertification.
Some in the industry see the warming as an opportunity, as passages through the Arctic open for longer periods, even going so far as to claim there will be lower overall greenhouse gas (GHG) emissions from the shorter voyages. Warmer water also expands and raises sealevels as well as holds less oxygen.
Much of the discussion of climatology in public discourse concerns anthropogenic climate change - the contribution of human activity to such events as carbon particles, greenhouse gases, and their effects such as the Greenhouse Effect and coral bleaching. This leads to the greenhouse effect. Greenhouse Gases.
For example, the ongoing debate over the impact of certain pesticides in agriculture , greenhouse gas emissions are often a battle between the science and industry's attempts to muddy the science and government lobbying to roll back legislation (2). Typically used in conjunction with “greenhouse gas” but some emissions are not GHGs.
The California Supreme Court declined to review an intermediate appellate court’s decision upholding the statewide greenhouse gas cap-and-trade program. They alleged that the standards could reduce annual greenhouse gas emissions by more than 26 million metric tons and save $24 billion over 30 years.
EPA , the United States Environmental Protection Agency (EPA) has regulated greenhouse gas (GHG) emissions from motor vehicles under the Clean Air Act. Following the 2007 landmark Supreme Court case Massachusetts v. These emissions standards were significantly loosened in the last year of the Trump Administration. Since Massachusetts v.
EPA of a 2015 rule barring replacement of ozone-depleting substances with hydrofluorocarbons (HFCs), which are powerful greenhouse gases. Circuit vacated the 2015 rule to the extent that it prohibited continued use of HFCs by companies that previously switched to HFCs from an ozone-depleting substance. In Mexichem , the D.C.
The SCC is a metric that seeks to capture all of the costs that emitting a ton of carbon dioxide (or equivalent amounts of other greenhouse gases such as methane) imposes on society by contributing to climate change over the hundreds of years it remains in the atmosphere. 4:21-cv-00287-SPM (E.D. March 8, 2021).]]
This bill requires publicly listed companies to disclose their greenhouse gas emissions and how climate change will impact their businesses to the Securities and Exchange Commission. EPA – 2021 Annual Joint Meeting of the Ozone Transport Commission and the Mid-Atlantic Northeast Visibility Union (June 15).
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