Can Green Cars Help Minimize the Problem of Global Warming?

Global warming is one of the most hotly debatedCompared to electric models, hybrid autos appear
issues today. Cars have been identified as one ofto be more environment friendly -- in theory, at
the leading contributors to the escalating globalleast. In practice, however, hybrid autos are still
warming problem. To minimize the effects ofnot up to par.
autos on the environment and limit its impact onWhich?, a British consumer magazine put four
global warming, a potential solution has beenhybrid vehicles to the test by driving them all
identified: green cars.throughout London. The four hybrid models
According to those who believe in global warming,performed poorly. George Marshall-Thornhill, the
drivers need to start using green motorcars. Butsenior research at Which?, wrote: "Some of these
what exactly are green cars and would theyshould have performed much better."
really slow down global warming?Hybrid motorcars are not at all completely "green"
Electric and hybrid cars are two such types ofeither as the batteries would still need to be
green cars. In reality, electric vehicles are not at alldisposed of. They aren't exactly biodegradable.
environment friendly. In order to get an electricCost is another disadvantage of hybrid autos. For
car to run, it must be "charged" in power stations.most people, hybrid vehicles are expensive
These power stations convert only 30% to 40%compared to the regular engine-run autos. Since
of the energy into electricity. When the electricityhybrid is a relatively new car concept, they are
is being transferred from the station to an electricstill not produced in a large scale so as to drive
car, 30% of the electricity is lost along the electricthe costs down.
cables. Thus, by the time the electricity reachesThe bottom line is that green cars like the pure
the electric car, much of the energy is lost.electric and hybrid automobiles end up using more
Electric autos may cut down pollution in innerenergy, are more difficult to dispose of and are
cities, but they aren't efficient at all.just too expensive for common motorists.
Hybrid vehicles, on the other hand, are becomingPerhaps in a few years, green cars would be a
the preferred automobiles by many motorists. Alegitimate option for motorists, but for now it still
hybrid car has both an electric motor and a gasfalls short of being a practical solution to global
engine. The energy generated whenever youwarming.
brake is what powers up the motor battery.