This article lists some #studies on leaf blower #emissions. A #leafblower emits 300 x the emissions of a pickup truck; using a leaf blower for 1 hour = driving the average car for 100 miles. This is low-hanging fruit if you want to reduce your #carbonfootprint. Plus, leaves are good for the ecosystem.
https://sustainability.wustl.edu/rethinking-lawn-equipment-2/