Question

what percent of environment is covered by atmosphere​

Answer 1

Answer: 90 percent of environment.

Answer 2

Answer:

Explanation:

The atmosphere has a mass of about 5.15×1018 kg, three quarters of which is within about 11 km (6.8 mi; 36,000 ft) of the surface.

According to NASA, the gases in Earth's atmosphere include:

Nitrogen           — 78 percent

Oxygen            — 21 percent

Argon               — 0.93 percent

Carbon dioxide — 0.04 percent

Trace amounts of neon, helium, methane, krypton and hydrogen, as well as water vapor