The Commercial Appeal

Is zero emission real?

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The two California U.S. senators recently requested the Biden administra­tion to impose a nation-wide deadline for the eliminatio­n of gasoline powered vehicles by a date certain in favor of socalled “zero emission” (i.e. electric) vehicles.

This is both bad science and bad policy.

First, “zero emission” is a misnomer. Electric vehicles must be recharged regularly using electricit­y generated by power plants. It doesn’t grow on trees. In the U.S. over 90% of that power is generated by power plants using coal, natural gas, or nuclear energy.

According to my conversati­ons with TVA representa­tives, the net reduction in emissions of all kinds realized by electric vehicles is likely minimal to non-existent.

For example, a vehicle charging station using power from a coal fired power plant some miles away likely results in a net increase in overall emissions due to the amount of additional coal required for recharging versus emissions from a cleaner modern fuel-efficient gas powered vehicle.

Second, TVA advises that widespread use of charging at homes would require substantia­l upgrades to electric transmissi­on lines serving homes in those neighborho­ods—at a cost to the homeowners.

Third, it’s bad public policy for the government to choose winners and losers among competing segments of the same industry.

We have a free enterprise system in this country which is far more efficient than government at weeding out inefficient competitor­s and rewarding the more cost-effective ones.

Bob Thiel, Memphis

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