REM 100 Lecture : What is causing the climate to change and are humans responsible

In one sentence, state the difference between past climate change and present climate change, providing both evidence and logic.Name the top five greenhouse gases of concern in the order of extra warming they have produced, starting with the greenhouse gases most responsible for extra warming.

Write a 525- to 700-word response including:

How scientists learn about past global temperatures and climates

The greenhouse effect

Greenhouse gases and their role in current climate change

One piece of data scientists offer to show that the climate is changing globally

see this NASA website: http://climate.nasa.gov/evidence/

Expected impacts of climate change in your area

see the EPA's January 2017 snapshot by state: https://19january2017snapshot.epa.gov/climate-impacts/climate-change-impacts-state_.html