Question

why is there a need for International Date Line​

Answer 1

Answer:

The International Date Line exists for a specific reason. It marks the time zone border where the date is actually changed by a whole day. On most maps, it is shown as an uneven black line because there are some locations where the border has been shifted.

Explanation:

Answer 2

Answer:

The International Date Line exists for a specific reason. It marks the time zone border where the date is actually changed by a whole day. On most maps, it is shown as an uneven black line because there are some locations where the border has been shifted.

Explanation: