This is actually a Maths question - although is it related to geography.
In order to calculate this, we simply need to find out how many is 80% of 1500, like this:

So the answer is: 120 volcanoes are located in this area!
<u>Answer:</u>
<em>Plowing across hill slopes
</em>
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<u>Explanation:</u>
The process of plowing along the land slopes is called contour plowing. The method is essential in creating furrows and crop rows which reserves rainwater. The process, therefore, preserves erosion which has been destroyed for years according to the research of the federal program.
The commission also taught framers on the importance of practicing plowing to preserve the soil by ensuring farmers use the methods of conserving the soil. This was achievable through active agricultural programs that the government established to farmers.
Invasive species, deforestation, overfishing and urban development
Answer:
hess
Explanation:
hes is credited for mapping the North Pacific Ocean's floor that revealed the process of Oceanic Floor Rifting. The Oceanic Floor Rifting process supported the theory of Sea Floor Spreading, which explains Continental Drift through the theory of Plate Tectonics..