The state says a record number of Ohioans died from heroin-related overdoses in 2012 as it released the newest available figures for a problem that’s been called an epidemic and public health crisis.
Effects of Disturbance on Biodiversity – Instructor’s Guide
The effects of fire, climate change, and logging.
One forest shown had a fire 12 years ago, and isn’t particularly diverse. Another had a fire 60 years ago, and is becoming more biodiverse. Another forest is 300-400 years old, and is extremely diverse.
For 12th grade
- Anticipation guide
- Writing assignment: effects of a fire on an ecosystem