A large portion of our energy originates from consuming fossil fuels , consuming non-renewable energy sources dirties the air by putting all ash of harmful gases in it and also ozone harming substances which influence the atmosphere.
Conserving energy can anticipate things like synthetic compounds going into the air from control plants, or on the off chance that we drive less then we annihilate the air less in light of less CO2 outflows. Conserving energy additionally forestalls things like oil slicks into the sea.
Conserving energy can help with diminishing air, water, and land contamination in light of the diverse options we have for energy. We have sun powered power energy that is a sustainable source. Sun based power vitality doesn't contaminate the air that we inhale or discharge any ozone harming substances while creating power. You likewise have tidal energy that believers waves into clean, contamination free power. This shields the water from being dirtied.
We can deduce here that the arrow on the map that points to an air mass moving toward a cold front is: H 1029 - 1018
<h3>What is cold front?</h3>
Cold front actually refers to the boundary that shows a mass of cold air advancing. It goes towards the sector of a low-pressure.
We see that the arrow that is moving from the region of high pressure to the region of low pressure and has blue lines is the answer.
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The presence of U-shaped valleys is the best evidence that glaciers one covered an area. The correct answer is B, U-shaped valleys.
