Summary: No need to tell you that the weather's been hot -- too hot -- and it's creating all sorts of problems. Spending a few minutes in the high heat can be dangerous, and so can standing in the shade breathing, when there's wildfire smoke in the air . Bruce Hope, retired from Oregon DEQ, returns to the Exchange to talk about air quality and its effects on health, and Ryan Sandler from the National Weather Service explains how and why it's been so hot, and what we can expect in the coming weeks.
