production, processing, and marketing of food, fiber, and animal products.
Agriculture
What is the creation of methane called?
Methanogenesis
Up to what percent of water are organisms?
95%
Primary Air Pollution
Substances directly emitted from a process
What are some ways species are introduced unintentionally?
Water and soil ballasts, when ships dump soil or water from different regions
Travelers bringing back something from another country
These are four common farming practices that impact pollution levels
plowing, harvesting efficiency, fertilizers, and pesticides
What are pesticides?
Any chemical used to kill or control unwanted population of fungi, animals or plants
What percent of streams are considered polluted?
45%
Secondary Air Pollution
Pollutants form in the air where primary pollutants react or interact
What are some ways species are introduced intentionally?
Releasing a species to compete or predate another species
What are some pros of fertilizer?
Fertilizer supplements nutrients
Allowed the semi-viable land to be farmed
Macronutrients - N, P, K
Micronutrients - B, Zn
This pesticide was used in WWII to control malaria and typhus but caused a lot of problems in humans and birds.
DDT
What are the two types of water pollution?
Point source pollution
- When you have specific input into the waterway with a pollutant
Non-point source pollution
- Indirect causes of pollution
Sulfur Dioxide and Nitrogen Oxides are both types of air pollution.
Primary
This animal is one of the most damaging aquatic invasive species due to its wide distribution and severe impacts in shallow lakes and wetlands. What is this animal?
Common Carp
What are the cons of fertilization?
Eutrophication, Methane Production, Pollution, and Heavy metal accumulation
Characteristics of herbicides
Acute exposure
Cancer
Parkinson's
Reproductive effects
Genetic damage
Chemical contamination, radioactive materials, and thermal pollution are all considered what types of pollution?
Industrial Pollution
This is a secondary air pollutant and has sulfur and nitrogen oxides and alters the pH of aquatic environments with a range of tolerances.
Is the pet trade an unintentional or intentional introduction?
intentional introduction
What is Eutrophication?
Excessive richness of nutrients in a lake due to runoff
This Rodenticides causes internal bleeding in any animal that consumes it and is non-specific and kills multiple different mammals.
Warfarin
Examples of Municipal Pollution
Fecal coliform bacteria and human pathogens
Soaps and detergents
Antibiotics
Hormones
Fire retardants
What effects does pollution have on wildlife and biodiversity?
trees and embryos die, and it removes nutrients such as calcium and magnesium.
What does the Hemlock Woolly Adelgid do to the environment and the ecosystem?
Kills hemlock trees, so new species have to replace the hemlock, and the ecosystem is reconstructed.