The social and economic impact of High Speed Train

As the high speed train is adopted to in Korea, it has become enabled people to go anywhere within 3 hours in Korea. It has changed our life in many points.

First, many people enjoy travel more than at in the past which increases the travel market and activates domestic industry. Especially, KTX moves using elcetricity, so it is helpful for energy efficiency and environmental preservation.

Second, it is enable  people are able to commute long distances (pl) using KTX. That induces the development of the provinces.

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1) Enable--(v) to make able
Enable needs a direct object with it
--> KTX enables us to travel long distances.

2) Second, it is enable to commute long distance using KTX.
--I'm not totally sure who "it" is in the sentence, so I changed it a bit.
--> "It enables people to commute long distances using KTX" is the other option