The Kratts must solve the mystery of why most of the trees in a North American forest are dying.
Past Broadcasts
- Tuesday, January 29 from 6:30 a.m. - 7:00 a.m. on OPB TV
- Tuesday, January 29 from 5:00 p.m. - 5:30 p.m. on OPB TV
- Thursday, April 18 from 7:00 p.m. - 7:30 p.m. on OPB KIDS
- Friday, April 19 from 3:00 a.m. - 3:30 a.m. on OPB KIDS
- Friday, May 17 from 6:30 a.m. - 7:00 a.m. on OPB TV
- Friday, May 17 from 5:00 p.m. - 5:30 p.m. on OPB TV
Upcoming Broadcasts
- Thursday, August 1 from 7:00 a.m. - 7:30 a.m. on OPB TV
- Thursday, August 1 from 5:30 p.m. - 6:00 p.m. on OPB TV