How has cultural diffusion impacted American culture?

What is the "great pacific garbage patch"? (a) a large area of marine debris concentrated by rotating ocean currents (b) a large area around the pacific rim where debris collects from natural disasters such as tsunamis (c) an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability (d) a large trash dump located in hawaii

What is the northern most national park in the world

The increase of pollutants from in mexico has raised concerns about garage to health and the environment