Wetlands were important for pollution control because they filtered out toxins.
Answer:
Human Development Index (HDI)
Explanation:
The term that uses all of this is known as the Human Development Index or HDI for short. This is a statistic that is made up of the index of life expectancy, education, and per capita income, and are used in order to divide the countries of the world into four different tiers of human development. This tier list includes all the countries of the world and is measured once a year.
I think that there are supose to be like 2,000 votes to be able to win presidney
The European country that entered World War 1 as part of the Central powers but later changed sides in 1915 was Italy