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Showing posts with label CO2. Show all posts
Showing posts with label CO2. Show all posts

Wednesday, July 11, 2018

California's GHG emissions now below 1990 levels

The California Air Resources Board (CARB) announced today that statewide emissions of greenhouse gasses have fallen below 1990 levels for the first time since 2004.

The emission reductions are roughly equal to taking 12 million cars off of the road or saving 6 billion gallons of gasoline.



In 2006 California passed its landmark climate change law, AB 32, which requires the state to reduce its emissions to 1990 levels - 431 million metric tons) by 2020.  According to the state's 2016 Greenhouse Gas Emissions Inventory published today, California's emissions were 429 million metric tonnes.

Governor Jerry Brown made note of the achievement, saying, "California set the toughest emissions targets in the nation, tracked progress, and delivered results."

Added CARB Chair Mary Nichols, "This is great news for the health of Californians, the state's environment and its economy, even as we face the failure of our national leadership to address climate change.

Highlights from the inventory published today include:
  • Carbon pollution dropped 13 percent statewide since a 2004 peak; meanwhile the economy grew 26 percent.
  • Per capita emissions continue to be among the lowest in the country. They fell 23 percent from a peak of 14 metric tons per person (roughly equal to driving 34,000 miles) in 2001 to 10.8 metric tons per person in 2016 (roughly equal to driving 26,000 miles). That is approximately half as much as the national average.
  • Carbon pollution dropped 3 percent between 2015 and 2016—roughly equal to taking 2.4 million cars off the road or saving 1.5 billion gallons of gasoline and diesel fuel.
  • The “carbon intensity” of California’s economy – the amount of carbon pollution emitted per $1 million of gross state product – dropped 38 percent since the 2001 peak and is now one-half the national average.
  • California now produces twice as many goods and services for the same amount of greenhouse gas emissions as the rest of the nation.
Electricity generation had the largest decline among the sectors. Emissions from this sector declined 18 percent in 2016, reflecting continued growth in renewable energy – such as solar, wind and geothermal – as a result of the state’s Renewables Portfolio Standard, and a corresponding drop in natural gas generation. Solar electricity in all forms, including rooftop generation, grew 33 percent, while natural gas fell more than 15 percent.

Thursday, September 29, 2016

Whale poop helps solve climate change problems

How the world responds to man-made climate change involves a very complex, expensive, and politically divisive array of potential solutions and lifestyle adjustments. However, one natural process of which you may have been unaware involves the largest mammals in the world: whales.

As explained in the excellent video below, whales play a primary role in the ecology of the oceans, and, as a result, the world as well. Just like the rest of us, they need to eat to survive, and, well, they need to relieve themselves afterward too.



So why is this important one may ask?

When their waste products are released into the ocean, they provide vital nutrients for algae and plankton growth in the upper reaches of the ocean.  In addition to providing a source of food for ocean fish and animal life, plant plankton also adsorbs CO2 from the atmosphere, thus providing a sink (or removal process) for CO2 emissions as well.

Scientists have estimated that before whaling populations were decimated by decades of hunting, whales were indirectly responsible for removing tens of millions of tons of CO2 from the atmosphere. Therefore, efforts by environmental groups and governments to stop whaling activities will not only lead to a resurgence of whale populations, but also result in more CO2 being removed from the atmosphere.



Tuesday, August 16, 2016

EPA and DOT adopt new heavy duty engine program of standards that will pay for itself in two years through fuel savings

The United States Environmental Protection Agency (EPA) and Department of Transportation (DOT) today announced new and more stringent requirements for medium- and heavy-duty vehicles. The new rules will reduce CO2 emissions by over 1 billion metric tons and result in fuel savings for vehicle owners significant enough to recoup their investment in the new technology in less than 2 years.




Video: USEPA, Standard YouTube License, Fair Use

The fuel savings amount to over 2 billion barrels of oil, equivalent to about $170 billion. In addition, the net benefit to society is estimated to be $230 billion, a benefit-to-cost ratio of nearly 8:1.

“The actions we take today on climate change will help lessen the impacts on future generations,” said EPA Administrator Gina McCarthy. “This next phase of standards for heavy- and medium-duty vehicles will significantly reduce greenhouse gas emissions while driving innovation, and will ensure that the United States continues to lead the world in developing fuel-efficient technologies through the next decade and beyond.” 

“Today’s ambitious but achievable announcement is a huge win for the American people, giving us cleaner air, more money saved at the pump, and real benefits for consumers across the supply chain,” said Transportation Secretary Anthony Foxx. “Today’s action preserves flexibility for manufacturers to deliver on these objectives through a range of innovations and technology pathways.”


For more information, click on the video above or the following link: EPA & DOT medium- and Heavy-Duty vehicle Standards