Explanation/Answer:
Among Russia's most important environmental problems: Water pollution is the most serious concern. Less than half of Russia's population has access to safe drinking water. ... Air quality is almost as poor as water quality, with over 200 cities often exceeding Russian pollution limits, and is likely to worsen.
Answer:
After when it erupts the lava runs similarly to water, to the lowest point, then it hardens to rock.
Answer: Ice, heat, water, and wind.
Explanation: Clouds are clouds, my guy. They can't do anything.
Answer:
USGS state has the most sinkholes place
