Green Car Congress

NOVEMBER 26, 2014

EPA last updated these standards in 2008, setting them at 75 ppb. EPA has analyzed costs and benefits for California separately, because a number of California counties would have longer to meet the proposed standard, based on their ozone levels. billion for a standard of 65 ppb. EPA estimates gained health benefits of $6.4

Ozone 273

Ozone EPA Standards 2015 273

Green Car Congress

NOVEMBER 21, 2013

When we spoke to customers interesting in driving a hydrogen fuel cell vehicle, many wondered what the cost of hydrogen would be. Because of the inherent weight and cost of batteries, and the chemistry and physics that drive slow recharge times, today’s electric vehicles have practical limits for many consumers, Hyundai suggested.

Tucson 324

Tucson Honda Hyundai Concept 324

Green Car Congress

MAY 19, 2010

The US emitted approximately 7 gigatons of CO 2 equivalent in 2008 (the most current year for which such data were available). A carbon-pricing system is the most cost-effective way to reduce emissions. Either cap-and-trade, a system of taxing emissions, or a combination of the two could provide the needed incentives.

Climate Change 199

Climate Change Carbon Climate Emissions 199