If it's credible it usually will cite where it got it's information to avoid copyright bs
Inhaling particles from a wildfire can cause respiratory irritation, shortness of breath, asthma, and lead to long-term problems such as heart disease. If carbon monoxide is in the air, it can be fatal.
I believe it is nephropathy which can lead to kidney failure and death.
Katrina learned about curling by watching and focusing on the techniques used by the olympic players. By watching so much, she learned the movements and basic rules of the game. This is an example of visual learning which is also cognitive learning :-)
Drink lots and lots of water and stay hydrated because dehydration is a big risk.