Take the following as truth: and uh yeah you know i mean it's not uh i don't think Dallas is considered uh a a real bad place for for air pollution but you you can tell you can tell the differences in the days when it's when the haze is kind of yellowish gray instead of just being a a foggy misty color
Then the following statement: "Pollution levels have decreased in the last decade." is true, false, or inconclusive?
Answer: Inconclusive