Intro to Environmental Science: How Our Actions Affect Nature

Open

Smruti Sannabhadti

1/21/2023

AP Environmental Science

Environmental Science Unit 0

Subjects

AP Environmental Science

Human Impact on Species

Ecosystems and Biomes

Intro to Environmental Science: How Our Actions Affect Nature

A comprehensive guide to intro to environmental science and systems, covering fundamental concepts, scientific methodology, and global environmental features.

Environmental science examines interactions between human systems and natural environments, incorporating both living (biotic) and non-living (abiotic) components
Ecosystem services and environmental indicators play crucial roles in understanding and measuring environmental health
Systems analysis helps evaluate environmental changes and feedback mechanisms
Scientific method provides framework for investigating human impact on resource depletion and biodiversity
Understanding of theories and laws forms foundation for environmental research

1/21/2023

Unit 0
Intro to Environmental Science/Systems and Experimental Design
VOCAB:
Environment: a sum of all the conditions surrounding us that
in

Environmental Indicators and Global Impacts

The second page delves into environmental indicators and their significance in assessing Earth's health.

Definition: Environmental indicators are metrics that help describe the current state of environmental systems.

Highlight: Key global indicators include biodiversity, food production, average global temperature, CO2 levels, human population, and resource depletion.

Example: Biodiversity serves as a crucial indicator, with increasing extinction rates signaling negative environmental impacts.

View

Systems and Scientific Method

The third page explores systems thinking and introduces the scientific method.

Definition: A system is defined as a set of components that function and interact together, which can be isolated for individual study.

Vocabulary: Open systems receive inputs and produce outputs, while closed systems have no external exchanges.

Highlight: Feedback loops can be either negative $self-correcting$ or positive $self-reinforcing$ , affecting system behavior differently.

View

Scientific Observations and Methodology

The fourth page details the practical aspects of scientific observation and methodology.

Definition: The scientific method is a logical approach to problem-solving through observation, hypothesis formation, testing, and conclusion drawing.

Example: Qualitative observations include descriptive characteristics like color and smell, while quantitative observations involve measurable data using specific equipment.

Highlight: The scientific method is used daily, often unconsciously, in studying the natural world and solving problems.

$Note: The transcript appears incomplete, ending mid-sentence on page 4. Additional pages would be summarized following the same format if provided.$

View

Scientific Observation and Questioning

This section covers the initial steps of scientific investigation, focusing on observation types and question formulation.

Vocabulary: Quantitative observations are measurable observations requiring specific equipment.

Example: Measuring a book's weight $5.12 grams$ or coffee temperature $50°C$ represents quantitative observations.

View

Experimental Predictions

The chapter details how to form and test scientific predictions through hypothesis development and testing.

Definition: Predictions are if-then statements derived from hypotheses, linking independent and dependent variables.

Example: "If Fat-B-Gon is taken, then weight loss rates will increase compared to non-users."

View

Experimental Design Fundamentals

This section outlines crucial elements of experimental design, emphasizing control and consistency in scientific testing.

Highlight: Sample size determination is critical - too small yields unreliable results, while too large demands excessive resources.

Example: In weight loss drug studies, controlling factors like diet, water intake, and exercise ensures valid results.

View

Scientific Process and Peer Review

The chapter explains the importance of peer review and scientific communication in environmental research.

Definition: Peer review is the rigorous analysis of scientific investigations by fellow scientists.

Highlight: Scientific findings must be disseminated through conferences and scholarly journals for verification.

View

Scientific Theories and Laws

This section distinguishes between scientific theories and laws, explaining their roles in environmental science.

Definition: A theory provides a descriptive explanation of natural phenomena, while laws state or predict occurrences.

Example: The Law of Conservation of Mass and Newton's Laws of Motion represent fundamental scientific laws.

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Subjects

AP Environmental Science

Human Impact on Species

Ecosystems and Biomes

AP Environmental Science

•

183

•

Jan 21, 2023

•

9 pages

Intro to Environmental Science: How Our Actions Affect Nature

Smruti Sannabhadti

@smrutistudies

A comprehensive guide to intro to environmental science and systems, covering fundamental concepts, scientific methodology, and global environmental features.

Environmental science examines interactions between human systems and natural environments, incorporating both living (biotic) and non-living (abiotic) components
Ecosystem services... Show more

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Environmental Indicators and Global Impacts

The second page delves into environmental indicators and their significance in assessing Earth's health.

Definition: Environmental indicators are metrics that help describe the current state of environmental systems.

Highlight: Key global indicators include biodiversity, food production, average global temperature, CO2 levels, human population, and resource depletion.

Example: Biodiversity serves as a crucial indicator, with increasing extinction rates signaling negative environmental impacts.

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Systems and Scientific Method

The third page explores systems thinking and introduces the scientific method.

Definition: A system is defined as a set of components that function and interact together, which can be isolated for individual study.

Vocabulary: Open systems receive inputs and produce outputs, while closed systems have no external exchanges.

Highlight: Feedback loops can be either negative $self-correcting$ or positive $self-reinforcing$ , affecting system behavior differently.

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Scientific Observations and Methodology

The fourth page details the practical aspects of scientific observation and methodology.

Definition: The scientific method is a logical approach to problem-solving through observation, hypothesis formation, testing, and conclusion drawing.

Example: Qualitative observations include descriptive characteristics like color and smell, while quantitative observations involve measurable data using specific equipment.

Highlight: The scientific method is used daily, often unconsciously, in studying the natural world and solving problems.

$Note: The transcript appears incomplete, ending mid-sentence on page 4. Additional pages would be summarized following the same format if provided.$

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Scientific Observation and Questioning

This section covers the initial steps of scientific investigation, focusing on observation types and question formulation.

Vocabulary: Quantitative observations are measurable observations requiring specific equipment.

Example: Measuring a book's weight $5.12 grams$ or coffee temperature $50°C$ represents quantitative observations.

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Experimental Predictions

The chapter details how to form and test scientific predictions through hypothesis development and testing.

Definition: Predictions are if-then statements derived from hypotheses, linking independent and dependent variables.

Example: "If Fat-B-Gon is taken, then weight loss rates will increase compared to non-users."

Sign up to see the contentIt's free!

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Experimental Design Fundamentals

This section outlines crucial elements of experimental design, emphasizing control and consistency in scientific testing.

Highlight: Sample size determination is critical - too small yields unreliable results, while too large demands excessive resources.

Example: In weight loss drug studies, controlling factors like diet, water intake, and exercise ensures valid results.

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Join milions of students

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Scientific Process and Peer Review

The chapter explains the importance of peer review and scientific communication in environmental research.

Definition: Peer review is the rigorous analysis of scientific investigations by fellow scientists.

Highlight: Scientific findings must be disseminated through conferences and scholarly journals for verification.

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Scientific Theories and Laws

This section distinguishes between scientific theories and laws, explaining their roles in environmental science.

Definition: A theory provides a descriptive explanation of natural phenomena, while laws state or predict occurrences.

Example: The Law of Conservation of Mass and Newton's Laws of Motion represent fundamental scientific laws.

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Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Introduction to Environmental Science and Systems

The first page introduces fundamental concepts in environmental science, establishing core definitions and frameworks for understanding environmental systems.

Definition: Environmental science is defined as the field of study that examines interactions among human systems and natural conditions including air, salinity, soil, temperature, light, and water.

Vocabulary: Ecosystem refers to both living $biotic$ and non-living $abiotic$ components within a particular location on Earth.

Highlight: Ecosystem services are categorized into four main types: provisioning, regulating, cultural, and supporting services, each playing crucial roles in maintaining life on Earth.

Example: Provisioning services include tangible benefits like food, drinking water, and timber, while regulating services encompass climate control and flood regulation.

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