“Data from airborne lasers will be used to gauge ability of trees in S’pore to absorb carbon dioxide”

from The Straits Times

https://www.straitstimes.com/singapore/environment/data-from-airborne-lasers-will-be-used-to-gauge-the-ability-of-trees-in-spore-to-absorb-carbon-dioxide

DOUBLE HAPPINESS 泡泡 by chief&mischief