Aforest was converted into a natural park this process required constructing roads and highways to make it accessible for people construction of roads inside a forest has resulted in

The process is habitat fragmentation.

Explanation:

Notwithstanding causing direct mortality, roads constructed between the forests can have various aberrant effects which lead to condition called habitat fragmentation. This can result from either creature not having the option to go across the road without being hurt or through shirking of the road.

For instance, a few snakes have been appeared to pivot and not go across the road when they experience it. Some creatures keep away from the outside of the road in any event, when there are no vehicles driving on it.

Flying creatures that normally fly short good ways starting with one tree then onto the next may likewise be reluctant to fly over a huge open space, which confines their developments crosswise over roads.  

They formed the oceans.  as they melted water was formed and the water made the oceans

Humans can affect weathering and erosion in several ways.  humans cause  increases in acid rain and pollution, which increase the amount of  weathering  agents in the air and water, and then on land.for an easy answer: 1) acid rain2) pollution