How lichen hold the secret to a breath of fresh air

Scientists at the UK Centre for Ecology and Hydrology (UKCEH) have developed an app for researchers and keen lichen spotters ...
NOLA.com

It's OK to like lichens. They are crusty and scaly, but they don't harm the trees

Editor’s note: This is the second in a three-part “What’s on my tree?” series about organisms that are commonly found growing on trees in Louisiana. Read the first part at https://www.lsuagcenter.com.
Globe Gazette

Lichens won’t harm your tree

Soon after we moved to the country many years ago, I noticed that the trunks of most of the trees had odd, scattered, gray-green patches. Were the trees dying? Did I need to spray them with something?

The lichen test: what these colonies tell us about the health of a habitat

Beyond this, lichens are ecologically vital as biological indicators of air quality, providing an early warning of pollution ...
EurekAlert!

Lichens observed on urban trees in Vancouver, Canada (IMAGE)

A recent Frontiers in Ecology and the Environment study cataloged a wide variety of lichens, mosses and liverworts living on the urban trees of Vancouver, Canada.

Researchers measure Puijo lichens and microbes for canopy nitrous oxide uptake

The role of soil and forests in greenhouse gas sequestration has been studied for a long time. However, forests are also home to invisible organisms that may affect the climate. "Soil, water and ...