Natural, it is not man made.
It is slowly growing, mostly due to immigration

LOWA is the state which is bordered by the Mississippi River on the east , the Missouri River and the Big Sioux River on the western side .
HOPE IT HELPS YOU.
1. Mars has a thin athmosphere
2. Its red colour is dues to a big number of iron oxide
3. It has two moons
4. Olympus Mons, a volcano on Mars is also the largest volcano in the solar system
5. Mars is visible from Earth with a naked eye
6. It has around half the diameter of earth
7. Mars is less dense than Earth
Answer:
climate change threatens coastal areas which are already stressed by human activity pollution invasive species and storms sea level rise could be rolled and in coastal ecosystems and eliminate Wetlands warmer and more acidic oceans are likely to disrupt Coastal and marine ecosystems