Environmental issues whose dimensions include differential exposure to risk from toxic wastes and air pollution or differential access to the natural beauty of parks based on ethnicity or race.

environmental justice

Explanation:

It refers to access to a healthy environment and equal protection from environmental hazards. Environmental justice is the fair treatment and substantive participation of all people concerning the creation, implementation, and compliance of environmental laws, regulations, and policies, regardless of race, color and national origin.

Connected to one another

Explanation:

Geologists have found evidence supporting the hypothesis that Indian subcontinent was part of Antarctica a billion years ago but were separated and re-united several times due to tectonic movement of plates before the evolution of mankind