Answer: Plastic waste and industrial effluent too choke India's holy river. But the most serious long-term threat to the Ganges is lack of water. For many years, the flow of the river has been ebbing. Activists blame most of the deficit on unsustainable extraction.
Explanation:
Pacific Ocean Atlantic Ocean Arctic Ocean Indian Ocean and Southern Ocean
C abyssopelagic (the abyss of the sea) “deep”
<u>Answer:</u>
The seismic waves that stay on the Earth's surface are called surface waves.
<u>Explanation:</u>
- The waves that are formed near the Earth's surface and are sandwiched between the surface of the Earth and the atmosphere are known as surface waves.
- These waves are not absorbed back by the surface or do not even mix up with the atmosphere easily.
- Thus they stay on the surface of the Earth for a long time after they are generated.