I think 1991 it was the fall of soviet union
Answer:
The darkest time of year at the North Pole is the Winter Solstice, approximately December 21. There has been no sunlight or even twilight since early October. The darkness lasts until the beginning of dawn in early March.
The correct answer is letter B. V-shaped Valley. It is the evidence that an area was once covered by a glacier. Glaciers form in an area where the temperature is so very low and stayed there for a longer time. Glaciers that reached the oceans form icebergs.
Answer:
Technology can pollute and same time limit the quantity and quality of pollutants.
Explanation:
- The impact of technology or T variable is that includes pollution, heat and noise all which can be controlled and caused by the production and sue of technology.
- The waste manufacturing is responsible for computer and electronics. In same cases the technology can decrease the emission and can reduce the environmental impacts.
