Roal Amunsen was the first.
Answer:
climate change, deforestation, and environmental pollution pose a serious threat its future. Solar solutions to energy use, habitat restoration, and clean water systems are just some of the issues covered by Aid for Africa members.
<span>1)Which policy of the former Soviet Union had a dramatic effect on the lifestyle of people in Kazakhstan?
</span><span>B.forcing nomadic people onto collective farms
</span><span>2) The irrigation of lowland river valleys has decreased the fresh water flowing into the Caspian Sea, which in turn has caused a reduction in _____.
A. fish
</span>
Answer:
Coronaviruses are named for the crown-like spikes on their surface. There are four main sub-groupings of coronaviruses, known as alpha, beta, gamma, and delta.
Human coronaviruses were first identified in the mid-1960s. The seven coronaviruses that can infect people are:
Common human coronaviruses
229E (alpha coronavirus)
NL63 (alpha coronavirus)
OC43 (beta coronavirus)
HKU1 (beta coronavirus)
Other human
