South Korea has recently been hit by another surge of lovebugs. But romance is certainly not in the air for residents of Seoul and neighboring Incheon city, who have been plagued by these pesky insects in recent weeks, as rising temperatures due to climate change spur their spread.

Residents in and around the South Korean capital Seoul are complaining about swarms of black insects dubbed "lovebugs" covering hiking trails and ambushing people, as rising temperatures due to climate change spur their spread.