I believe the answer is: <span>approximately half of eligible voters are likely to vote.
The political participation in united states is considered to be pretty low (only 55% of eligible voters use their rights)
From those 55%, the vast majority of them are people who are 40 years old or older, so we can say that American political representatives do not fully represent every segment of united states population</span>
<span>The answer is "Political participation and The Internet".
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There is a developing literature investigating the part of the Internet in impacting levels and styles of political participation. Notwithstanding, it isn't yet clear why the Internet is seen as a medium that can, at any rate conceivably, increment support. In addition, putting the emphasis on the Internet as an innovation as opposed to on its data and correspondence capacities flags an inclination for mechanical determinism.
Most likely caused global warming. There is sufficient evidence that links global warming with the fast and rapid rise in industrialization. This was partly and importantly due to a rise in the amount of fossil fuels being burned which still continues to this day as well.