Express delivery: use drones not trucks to cut carbon emissions, experts say

Research shows drones can deliver certain items faster and with less environmental impact than trucks – but there are drawbacks

Drones invoke varying perceptions, from fun gadget to fly in the park to deadly military weapons. In the future, they may even be viewed as a handy tool in the battle to fight climate change.

Greenhouse gas emissions from the transport of goods could be cut if drones replace trucks in some instances, researchers have found, providing an environmental edge to the push by companies such as Amazon and Google to expand drone deliveries.

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