How much of the earth's surface do glaciers cover?

give answer in percentages.
!

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

The percentage of people in the united states engaged in agriculture in 2000 was approximately a. 56% b. 38% c. 21% d. 2%

Which statements about settlement patterns are true? settlement patterns influence land use. settlement patterns are rarely politically or economically influenced. settlement patterns provide information about the people who live in an area. settlement patterns are influenced by the availability of resources.