Oak processionary these caterpillars in other areas should be reported to the Forestry Commission. The research agency of the Forestry Commission has issued guidance on the way to contain outbreaks and deal with infestations, so as not to increase the risk to the public. On 31 March 2008 an emergency amendment added the moth to the list of pests in The Plant Health (Forestry) Order 2005, and has required all oak trees coming into the UK from the rest of Europe to have Plant Passports. In 2013 the Forestry Commission announced helicopters would be deployed to "blanket spray woodland" where the caterpillars
Environmental hazard Environmental hazard An environmental hazard is a substance, a state or an event which has the potential to threaten the surrounding natural environment / or adversely affect people's health, including pollution and natural disasters such as storms and earthquakes. Any single or combination of toxic chemical, biological, or physical agents in the environment, resulting from human activities or natural processes, that may impact the health of exposed subjects, including pollutants such as heavy metals, pesticides, biological contaminants, toxic waste, industrial and home chemicals. Human-made hazards while not immediately health-threatening may turn out detrimental to man's well-being eventually, because deterioration in