In a Fredericton greenhouse, thousands of juvenile willow trees are gaining their strength. The thick roots of the trees help solidify a bank, preventing erosion and pollution from seeping into the water. Willow trees are ideal for this task because their thick roots cling to river banks, preventing erosion, while preventing sediment and pollution from entering the water. (Matthew Bingley/CBC)About 15,000 willow trees are currently occupying one grow room at the Atlantic Forestry Centre's greenhouses. With the before and after perspective, he said river banks once severely eroded are now much more stable.

Source: CBC News May 19, 2018 12:00 UTC