The quote states that we should be using solar energy before our limited amount of naturally occurring oil and coal runs out. Meaning; we should be proactively working towards solar power rather than to wait for our resource to run out to start.
Answer:
During high tide when the level of seawater rises, more sea water is brought into the estuary. This makes the water very salty and thus increases the percentage of dissolved salt in the estuary. Therefore, at high tide, the salinity of an estuary increases significantly.
Explanation:
The property that distinguishes the thermosphere most is the presence of C. Heat
Convection<span> in the solid mantle drives the many processes of plate tectonics, including the formation and movements of the continents and oceanic crust.</span>
<span>Ice age following is an example of a long-term climatic change. Because ice age happens every 300-400 million years when the earth tries to revive back its natural state form. Blizzard happens during a snowstorm and also lasts in days to months. Summer and winter are types of seasons occurring for a few months.</span>
