D) Natural Gas i think is correct sorry if im wrong
There are thought to be between 60,000 and 200,000 protist species, and many have yet to be identified. Protists live in almost any environment that contains liquid water. Many protists, such as the algae, are photosynthetic and are vital primary producers in ecosystems.
Answer:
Global sea levels may rise due to melting of glaciers and polar ice, and thermal expansion of warmer water.
Rapid sea level rise will likely be the greatest climate change challenge to mangrove ecosystems, which require stable sea levels for long-term survival.