Which of the following is a fact about subtropical wilderness?

Everglades National Park

America's Everglades - The largest subtropical wilderness in the United States. Everglades National Park protects an unparalleled landscape that provides important habitat for numerous rare and endangered species like the manatee, American crocodile, and the elusive Florida panther.

: It's a river. ...

No. 2: It's the only place in the world where alligators and crocodiles coexist. ...

No. 3: Fire is common in the Everglades – and important. ...

No. 4: It provides drinking water for 7 million Floridians. ...

The Everglades is the largest subtropical wetland ecosystem in North America and the largest mangrove ecosystem in Western Hemisphere. The Everglades is often referred to as a “swamp”, but in reality it is a giant, slow moving river. Nearly 8 million Floridians rely on the Everglades for their daily water supply.

Explanation:

a. it led to stricter immigration laws.