Answer:
If magma is thin and runny, gases can escape easily from it. When this type of magma erupts, it flows out of the volcano. ... If magma is thick and sticky, gases cannot escape easily. Pressure builds up until the gases escape violently and explode.
Explanation:
There are only three groups and these groups that conquered North Africa at one time or the other are the Romans, Muslim Arabs, and the Phoenicians. These groups have developed colonies in North Africa. One example is the Phoenicians who built colonies to the Atlantic from the Tripoli. Also, during the conquest of the Muslim Arabs, this started the spread of Islam all over the country.
the answer is west virginia
The main sources are humans which is why it is stated that the global warming is man made. The levels have increased beyond all measure, increasing since the 1950s by a 100 CO2 parts per million, and it keeps increasing by 2ppm on a yearly basis. The statistics from the industrial revolution era are not much different and show how much we've increased the CO2 in modern times.