The Life and Death of the Pine Processionary

Horizon reports on the problem of exterminating the pine processionary caterpillars infestation from the pine forests of Provence, Canada.

Other episodes for this season

Sons of Cain
Episode 1 - Sons of Cain
When Is a Body Dead? / How to Win Friends and Influence People
Episode 2 - When Is a Body Dead? / Ho...
How Best to Make a Man / How Best to Make a Scientist
Episode 3 - How Best to Make a Man /...
Dynamo - The Life of Michael Faraday
Episode 4 - Dynamo - The Life of Mich...
Migraine
Episode 5 - Migraine
How Safe Is Surgery?
Episode 6 - How Safe Is Surgery?
Sleep and Dreams
Episode 7 - Sleep and Dreams
The Shape of War to Come
Episode 8 - The Shape of War to Come
Memory
Episode 9 - Memory
Masters of the Desert
Episode 10 - Masters of the Desert
Cancer - The Search for the Virus
Episode 11 - Cancer - The Search for t...
Cancer - The Smoker's Gamble
Episode 12 - Cancer - The Smoker's Gam...
Science and the Supernatural
Episode 13 - Science and the Supernatu...
Hypnosis
Episode 14 - Hypnosis
The War of the Boffins
Episode 15 - The War of the Boffins
Aspects of Alcohol
Episode 17 - Aspects of Alcohol
Lords of the Sea
Episode 18 - Lords of the Sea
Will Art Last?
Episode 19 - Will Art Last?
Air Safety: The Unknown Factor
Episode 20 - Air Safety: The Unknown F...
The Life and Death of the Pine Processionary
Episode 21 - The Life and Death of the Pine Processionary
Koestler on Creativity
Episode 22 - Koestler on Creativity
The World of Ted Serios
Episode 23 - The World of Ted Serios
Professor in Toyland
Episode 24 - Professor in Toyland