Pesticides
What is the name of the pesticide used in the 1950’s to combat the upsurge of budworms in the forest of Northwest Miramachi that would ultimately kill many of the fish populations in the streams and rivers?
DDT
What kind of materials are creating new problems with water supplies and water pollution?
Radioactive materials
In what way has nature begun fighting back? Or in other words, how have insects started fighting back?
Developing strains resistant to chemicals
What kind of change does the author suggest for protecting the environment?
Change in Awareness
It is not possible to add _______ to water anywhere without threatening the purity of water everywhere. Fill in the blank.
Pesticides
This organization introduced 200,000 species and varieties of plants from all over the world. It caused insects and plants to inhabit places that they should never have.
The United States Office of Plant Introduction
In chapter one, who is responsible for wildlife disappearing from the town?
The people
What kind of organism is being harmed by chemical changes in the environment?
Plants
This is the basic ingredient in a variety of weed and insect killers that became more prominent during World War II. It is highly toxic.
Arsenic
In this state, 27,000 acres were dusted from the air with pellets of aldrin, which is one of the most dangerous of all the chlorinated hydrocarbons.
Michigan
What does chapter 11 bring to the reader's attention?
Contamination from chemicals
Due to changes in pesticide use in the environment, what animal is disappearing from the environment?
Birds
Pesticides, herbicides, and insecticides are all a part of a group of substances that have the ability to damage what?
Chromosomes
What area of the environment that contains large amounts of pollution has been largely neglected by scientists that can greatly affect insects and plants?
Soils
This type of chemical can harm not only animals, but the entire environment
Pesticides
What changes in the environment does the author emphasize as being affected by chemical pollutants?
Ecosystems