Another example is Laos. The US dropped a couple million tons worth of bombs there, leaving a third or more of the country contaminated. The use of cluster bom

Another example is Laos. The US dropped a couple million tons worth of bombs there, leaving a third or more of the country contaminated. The use of cluster bombs in particular, left unexploded bomblets embedded in trees or under soft earth, where they're detonated all too frequently. (The US has slowly begun sending some money over to assist with cleanup.)