Mongabay: New lichen database takes big picture approach to forest monitoring

Mongabay: New lichen database takes big picture approach to forest monitoring. “The United States Forest Service is about to release a huge new database chronicling the abundance and diversity of lichens across the country. Why lichens? Because these amalgamations of fungi and algae or cyanobacteria — often found crusting over rocks and tree trunks or garlanding branches — are super sensitive indicators of air quality and climate change.”