https://earthobservatory.nasa.gov/images/148482/mapping-the-spread-of-lyme-disease https://earthobservatory.nasa.gov/images/148482/mapping-the-... tl;dr: globa

https://earthobservatory.nasa.gov/images/148482/mapping-the-spread-of-lyme-disease https://earthobservatory.nasa.gov/images/148482/mapping-the-... tl;dr: global warming