DSST* STUDY GUIDE
The only study guide that teaches you what you need to know to pass the Environmental Science (Environment and Humanity: The Race to Save the Planet) exam (with no prior knowledge needed), and is constantly updated based on student feedback to guarantee you the best possible results.
About the DSST* Exam
The Environmental Science DSST exam covers the material that would typically be taught in an undergraduate introductory course on environmental science. InstantCert’s course for this subject teaches the basics of ecology and then looks at the impact of humans on the environment and how we can minimize that impact.
Topics Covered in this Course
Ecological Concepts
Ecosystems
Global ecology
Atmospheric structure
Roles of organisms
Biodiversity and stability
Energy flow
Trophic levels
food chains and food webs
biogeochemical cycling
biomes and productivity
population biology
evolution
succession in freshwater and terrestrial communities
Environmental Impacts
Human population growth
Global climate and weather
Greenhouse effect
Ozone layer
Pollution – physical, chemical, and biological aspects
Environmental risk assessment
Agricultural and industrial revolutions
Industrial development of emerging nations
Deforestation and desertification
Eutrophication
Environmental Management and Conservation
Renewable and nonrenewable resources
The green revolution
Agricultural practices
Pesticides and pest control
Soil conservation and land use practices
Air pollution control
Drinking water quality and supply
Wastewater treatment
Solid and hazardous waste
Recycling and resource recovery
Industrial ecology
Political Processes and the Future
Environmental laws, policies, and ethics
Planning and decisionmaking
International policy conflicts and agreements
Differing cultural and societal values
Future issues of population, food supply, energy, and pollution
Customer Test Results for this Exam
557 users submitted test results since December, 2006.
536 of those users reported a passing score (96%).
Below are ten of the most recent user-submitted test results. These are unfiltered, real results that were submitted by InstantCert students:
| Date of Exam | Result | Score |
| Apr 15, 2025 | passed | 424 |
| Nov 22, 2024 | failed | 354 |
| Oct 15, 2024 | passed | 453 |
| Jun 18, 2024 | failed | 200 |
| May 29, 2024 | passed | 410 |
| Dec 12, 2023 | passed | 453 |
| Nov 8, 2023 | passed | 410 |
| May 2, 2023 | passed | 407 |
| Apr 20, 2023 | passed | 456 |
| Jan 12, 2023 | passed | 431 |
Live, unfiltered results posted by InstantCert students
Practice Tests Now Available!
In addition to our flashcard-based study guides, we now also offer full-length practice tests for this subject. Click here to see more details on our Environmental Science (Environment and Humanity: The Race to Save the Planet) DSST Practice Tests.
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