What are the 2 reasons why in the last 200 years we've gone from 1 billion humans to 8 billion humans on planet earth?

Who came up with the theory of evolution

Analyze the map below and answer the question that follows. image by mdf the map projection above was created using mathematical formulas to calculate distances. it has a small amount of distortion. which map projection is shown in this image? a. the goode projection b. the political projection c. the mercator projection d. the winkel tripel projectio

Irelanda. populationb. square mileagec. average population density per square mile