If a flooding event occurs when discharge is over 300 cubic feet per second. What is the return period?

What is the amount of organic matter in all living organisms in a habitat called?

Because its government strictly controls its economy, north korea has a economy. a. command b. mixed c. traditional d. free market

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