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All forms of electricity generation have some form of environmental impact, [1] but coal-fired power is the dirtiest. [2] [3] [4] This page is organized by energy source and includes impacts such as water usage, emissions, local pollution, and wildlife displacement.
Texas has been in the top-tier of wind energy production over the U.S. since 2000. [5] According to the Electric Reliability Council of Texas (ERCOT), wind power accounted for at least 15.7 percent of the electricity generated in Texas during 2017. Wind power accounted for 17.4 percent of the electricity managed by ERCOT.
Life cycle CO 2 equivalent (including albedo effect) from selected electricity supply technologies according to IPCC 2014. [3] [4] Arranged by decreasing median (g/kWh CO 2 eq) values. Technology Min. Median Max. Currently commercially available technologies Coal – PC: 740: 820: 910 Gas – combined cycle: 410: 490: 650 Biomass – Dedicated ...
Nationwide data from the U.S. Energy Information Administration [7] shows that Texas's electric prices did rise above the national average immediately after deregulation from 2003 to 2009, but from 2010 to 2015, prices dropped significantly below the national average price, with a total cost of $0.0863 per kWh in Texas in 2015 vs. $0.1042 ...
Texas produces the most wind power of any U.S. state. [5] [7] According to the Electric Reliability Council of Texas (ERCOT), wind power accounted for at least 15.7% of the electricity generated in Texas during 2017. [8] [9] ERCOT set a new wind output record of nearly 19.7 GW on January 21, 2019. [10]
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The rebound effect is generally expressed as a ratio of the lost benefit compared to the expected environmental benefit when holding consumption constant. [ 7 ] For instance, if a 5% improvement in vehicle fuel efficiency results in only a 2% drop in fuel use, there is a 60% rebound effect (since (5-2) ⁄ 5 = 60%). [ 8 ]
Electricity from mass transit was 0.2%; electricity for light passenger vehicles is counted in other sectors, but figures from the US Department of Energy estimate that 2.1 million electric vehicles used 6.1 TWh to travel 19 billion miles, indicating an average fuel efficiency of 3.1 miles per kWh. [95]