Answer:
Family migration as a general concept covers family reunification, family formation, accompanying family members of workers, and the migration of a family unit as a whole. The following are key terms and concepts.
Explanation:
The large landmasses on Earth are called continents. There are seven recognized continents on the planet: Africa, Antarctica, Asia, Australia/Oceania, Europe, North America, and South America. The largest continent is Asia.
The warm air that comes in Vietnam during the rainy season is most likely from the Pacific Ocean. In fact, tropical storms that pass over Vietnam form over the Pacific Ocean when the water warms up. The Pacific Ocean is at its warmest from June to November and the warm air and typhoons move inland over Vietnam.
Answer:
The correct answer is D
Explanation:
During the 20th century, there was an increasing interest in the environment. The impact of human activity on the environment has been observed locally since centuries. Pollution of canals and chimneys in crowded urban areas etc were all causes of concern.
However, with a better understanding of our earth and increase in Medical knowledge of the 20th century, we could observe how our activities were having a global impact on the ozone layer and the melting ice caps.
Evidence was also provided on how human health was affected by this. The use of fossil fuels was not only directly damaging to the atmosphere, it was also dangerous for humans e.g. carbon monoxide produced by car emissions.