Zabol, Iran has the worst air pollution.
Answer:
A region can be defined by natural or artificial features. Language, government, or religion can define a region, as can forests, wildlife, or climate. Regions, large or small, are the basic units of geography.
Explanation:
The region is in a hot, dry climate
The regions that are exhibiting high percentage of workers in the primary economic sectors are the less developed countries, or as they are more often referred to, the ''Third World Countries''.
These regions are in general located in sub-Saharan Africa, South Asia, and Central America. The economies of these regions in general are in a bad state, and usually are based on agriculture, thus the majority of the people work in the agriculture sector, which is the most important and most dominant economic activity in the primary economic sector.
Unfortunately, most of these regions have their economies based around one or two agricultural products, so every little negative fluctuation on the market is a big economic blow for them.
Thee true statement is that Earthquake magnitude is based on ground motion recorded by a seismograph; intensity is based on the amount of damage produced.
<h3>How is the magnitude of an earthquake known by a seismograph?</h3>
The Richter magnitude of an earthquake is known to be seen through the use of the logarithm of the amplitude of waves as recorded by a seismographs.
The different Adjustments rates are included for the variation that exist between the distance from various seismographs and the epicenter of the earthquakes.
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