How Much Does a Zookeeper Make Per Year? Average Zookeeper Salary. A Zookeeperâs salary typically starts at about $21,000 to $25,000 and ranges up to $39,000 at the high end. The average across the United States is $29,000 and this varies from state to state.
1 Wildfires can be caused by an accumulation of dead matter (leaves, twigs, and trees) that can create enough heat in some instances to spontaneously combust and ignite the surrounding area.  Lightning strikes the earth over 100,000 times a day. 10 to 20% of these lightning strikes can cause fire.
There are three different classes of wildfires. A surface fire is the most common type and burns along the floor of a forest, moving slowly and killing or damaging trees. A ground fire is usually started by lightning and burns on or below the forest floor in the human layer down to the mineral soil.here are three different classes of wildfires. A surface fire is the most common type and burns along the floor of a forest, moving slowly and killing or damaging trees. A ground fire is usually started by lightning and burns on or below the forest floor in the human layer down to the mineral soil.