<span>Indeed, the heliocentric model of the solar system took quite some time to finally gain traction in the scientific community. And, in the 16th century, the main advocate of this model, and the man who eventually pushed the model fully into the mainstream of scientific thought, was 3) Nicolaus Copernicus, a Polish mathematician and astronomer.</span>
Here are some of the environmental challenges that Africa is facing at the moment:
1. desertification: larger patches of African land are turning into deserts, which is obviously a huge problem because the vegetation of the continent is changing and disappearing
2. no access to water: many African nations have problems finding water in this arid country, which is a danger to their lives
3. population explosion: there are more and more Africans born, and there are not enough resources to sustain them all
Answer:
Metrologists study weather which is the day to day condition of the atmosphere so weather is daily but a climatologist studies climate change and climate it's self also climate is the atmospheric condition of a place recorded for a long period of time.
Explanation:
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Realmente podría ser cualquiera de estos, pero estoy bastante seguro de que lo siento si me equivoco, este fue confuso
