Exam 1 Flashcards
Does our environment include people?
Yes, it includes people (humans).
- It includes anything that is living and nonliving
What is environmental science?
The study of:
- How the natural world works
- How our environment affects us
- How we affect our environment
Climate change will affect ___________:
- our food supply
and - species survival
What do we naturally rely on?
natural resources
Our environment provides ________ not just “goods”
services
Ecosystem services definiton:
the benefits people derive from ecosystems
Examples of ecosystem services:
- water cycle
- carbon cycle (CO2 into O2)
- decomposition — nitrogen
What is considered a primary production in ecosystem functions?
photosynthesis
The 3 branches of ecosystem functions:
- Provisioning services (food, fresh water, fuel, wood)
- Regulating services (climate, flood, disease, water purification, pollination)
- Cultural services (spiritual, religious, recreation, education, aesthetic)
True of False
Human population growth amplifies our impact on our environment?
True
Agricultural revolution
~ 10,000 years ago
- Food production increased
Industrial revolution
~ 300 years ago
- Fossil fuels advanced sanitation, medicine, and food production
Do humans leave ecological footprints?
Yes, our resource consumption creates issues for us and our environment
Environmental science is not the same as _____________
Environmentalism
What are the two types of scientific studies?
- Observational study (natural experiment)
- Experimental study (manipulative experiment)
