I’m not 100% sure, but I believe the answer is D.
Hope this helps! ^^
Answer:
Europeans have to invest in new sources for fossils Europeans are not content with fossil fuels as a long-term energy source because they are not renewable. Fossil fuels cannot be reused, so there is a limited supply of them. Europeans are committed to finding a source of energy that burns clean and is renewable.
Explanation:
hope it will help you
Answer:
Salt wedge
Explanation:
"An estuary that is found within the mouth of a river where freshwater flows out to sea at the surface while seawater flows upstream along the bottom is a <u>Salt wedge."</u>
Salt-wedge estuaries take place when a rapidly moving river joins the ocean from the point of weak tidal currents. In such kind of salt estuary, the force of a river is responsible for pushing the water out to sea rather than upwards and is also a factor that determines the circular motion
