Among Utah, Arizona, and Colorado, which state suffered from drought the most?

Factful math: Grade 4th-6th

Math skills: Interpretation of 100% stacked bar graphs

Related Environmental issues: Water conservation

The Colorado River Basin has been in drought for the last 23 years.

Colorado River Basin (USGS)

Among three states that depend on the Colorado River for their water sources, which state suffered from drought the most on August 15, 2022?


Source: University of Nebraska-Lincoln, U.S. Drought Monitor

Note: Non-drought, moderate drought, and extreme drought were categorized using intensity index from the U.S. Drought Monitor.

Non-drought: None + D0 (abnormally dry)

Moderate drought: D1 (moderate drought) + D2 (severe drought)

Extreme drought: D3 (extreme drought) + D4 (exceptional drought)


For how many years was the global temperature in June 1℃ above the 20th century average?

June 2022 was incredibly warm, and the average global temperature in June was 6th warmest on record. The figure below shows global June temperature anomalies (with respect to the 20th century average). For how many years was the global temperatures in June 1℃ above the 20th century average?

A. 4

B. 7

C. 20

Answer: B

Source: NOAA (national Centers for Environmental Information), Climate Monitoring (Climate at a Glance)