traps

Another interpretation is that Native American tribes would set beaver traps before the swamps froze, ensuring a supply of warm winter furs.

“They create an artificial layer of clouds, which traps the heat from the Earth that’s trying to escape to outer space,” said Carlos Lopez de la Osa, from the Transport & Environment campaign group, which has carried out a new study on the solutions to contrails.

A planet’s magnetic field traps any gases and other material coming off the planet and its moons.

This is when high pressure traps an area of moisture close to the surface of the Earth.

The statement added that traps had been set in the area, and police were on-site "utilizing thermal imaging cameras in an attempt to locate the animals".