How can peru benefit from its rain forests without hurting the global environment?

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health?

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.

Which of teh following would explain the importance of the trans-siberian railroad to russia's economy? (schoology test)