How We Know What We Know about Climate Change

Instructions:

Watch the video all the way through once before beginning the questions.

Then, read the questions before replaying the video to answer the questions.

Next, replay the video & hit pause when you hear the answers:

Start: Summarize what Jim Hansen said to the Senate in 1988.

When does GISSTemp data exist?

• 1880-today

• 1920-1980

• 1880-1980

• 1920-today

Select all that apply: Where are NASA's GISSTemp measurements taken?

• weather stations

• Antarctic research stations

• ships & ocean buoys

• mountain tops

GISSTemp takes how many measurements on how many stations?

• millions; tens of thousands

• 64; 33

• hundreds; 10

• 3; space

Select all that apply: How is data validated (checked, proven trustworthy) around the world?

• teamwork data

• space data

• AI data

• Google data

What was the Industrial Revolution?

• a period of profound technological and economic change, primarily from the 18th to 19th centuries, that transformed societies from agrarian to industrialized

• It was a music festival held every year in ancient Greece.

• a diplomatic agreement in the late 1700s where European monarchs agreed to build massive wind-powered cities

• a political uprising in the early 1600s where factory workers overthrew their rulers and replaced all forms of government

Pause the video when you hear or know the answer: What is responsible for the majority of climate change?

How long have we known that carbon dioxide in our atmosphere traps additional heat and is a major contributor to the greenhouse effect?

• since the 1980's

• since 1920

• for over a century

  (100 years)

• somehow, we always knew

True or False: We can track CO₂ in our atmosphere from space and from the ground.

• True

• False

How did we come up with thousands of ideas on how climate change could happen naturally (without us)?