Natural Sciences

7. HOT Topic – The Evolution of Skin Tones: A Reflection of Human Adaptation and Health https://youtu.be/GSzWgpgXUkA?si=drlTQZtwppRyHr6P by Professor Nina Jablonski

SECTION 21.1

Spontaneous Generation vs. Biogenesis Theory | Overview & Origins

PDF Spontaneous Generation vs. Biogenesis

SECTION 21.2

U The mysterious origins of life on Earth

U The History of Life On Earth - Cinematic Timelapse

Autotrophs vs. Heterotrophs | Definition & Examples

PDF Autotrophs vs. Heterotrophs

SECTION 21.3

U Difference between Bacteria and Archaea

U The Three Domains of Life -Bacteria-Archaea-Eukarya

SECTION 21.4

Eubacteria Definition, Characteristics & Examples

PDF Eubacteria Definition,

Archaebacteria vs Eubacteria | Structure & Characteristics

PDF Archaebacteria

SECTION 21.5

GALAPAGOS ISLANDS

Darwin's Theory of Natural Selection | Overview & Principles

DARWINS THEORY OF NATURAL SELECTION

Natural Selection vs. Adaptation | What is an Example of Natural Selection?

PDF

NATURAL SELECTION

Divergent & Convergent Evolution | Comparison & Examples

PDF divergent convergent evolution

u Natural Selection and the Peppered Moth

SECTION 21.6

SECTION 21.7

Darwin’s Theory- Giraffes

u Natural Selection Giraffe

SECTION 21.8

SECTION 21.9

Hardy-Weinberg Equilibrium | Equation & Evolutionary Agents

PDF Hardy-Weinberg Equilibrium

Chapter 23

PPT CHAPTER 23.pptx.pdf

23.1 A Definition of Environment

Ecology | Definition, Types & Examples

Environmental Worldviews | Western & Deep Ecology

Global Ecology | Biogeography, Conservation & Examples

Deep Ecology | Definition, Principles & Criticisms

Environmental Awareness | Organizations & History

23.2 The Organization of Ecological Systems

Ecological Balance | Definition, Importance & Examples

23.3 Energy Flow in Ecosystems

Energy Flow in an Ecosystem | Food Chain & Trophic Levels

Food Chain Definition, Diagram & Examples

The Laws of Thermodynamics, Entropy, and Gibbs Free Energy

23.4 Community Interactions

Desert Ecosystems: How Biodiversity Impacts Hot and Cold Deserts

Food Web | Definition & Examples

23.5 Types of Terrestrial Communities

https://en.wikipedia.org/wiki/Deciduous

Terrestrial Ecosystem | Definition, Types & Examples

Biomes of The World | Savannas, Deserts, & Rainforests

https://en.wikipedia.org/wiki/Temperate_grasslands,_savannas,_and_shrublands

https://en.wikipedia.org/wiki/Savanna

https://en.wikipedia.org/wiki/Desert

https://en.wikipedia.org/wiki/Boreal_forest_of_Canada

https://en.wikipedia.org/wiki/Taiga

https://en.wikipedia.org/wiki/Chaparral

https://en.wikipedia.org/wiki/Temperate_rainforest

https://en.wikipedia.org/wiki/Tundra

https://en.wikipedia.org/wiki/Tropical_rainforest

https://en.wikipedia.org/wiki/Tropical_and_subtropical_dry_broadleaf_forests

23.6 Types of Aquatic Communities Marine Communities Freshwater Communities Estuaries

Freshwater Biome | Definition, Locations & Plants

Marine Biome Overview, Plants & Animals

Estuary: Definition, Facts, Characteristics & Examples (Florida…)

23.7 Individual Species Requirements: Habitat and Niche Habitat Niche

Ecosystem, Habitat & Niche | Definition, Differences & Examples

23.8 Kinds of Organism Interactions Predation Parasitism Commensalism Mutualism Competition and Natural Selection

Ecosystem Interactions | Types, Importance & Examples

23.9 The Cycling of Materials in Ecosystems. The Carbon Cycle The Nitrogen Cycle A Closer Look: Scientists Accumulate Knowledge About Climate Change The Phosphorus Cycle Nutrient Cycles and Geologic Time Bioaccumulation and Biomagnification

The Carbon Cycle and Long-Term Carbon Storage

Carbon & Nitrogen Cycle | Overview, Steps & Comparison

Ecological Balance | Definition, Importance & Examples 2

Fritz Haber, Father of Chemical Warfare | Biography & Invention

Phosphorus Cycle | Overview & Importance

Nutrient Cycling | Definition & Ecosystem

Bioaccumulation Overview, Causes & Examples

Bioaccumulation vs. Biomagnification | Differences & Examples

23.10 Population Characteristics Genetic Differences Age Structure Sex Ratio Population Density

Allele Frequency | Calculation, Equation & Examples

Population Characteristics of Highly Developed & Developing Countries

23.11 The Population Growth Curve

23.12 Population-Size Limitations

Malthusian Theory of Population Growth | Summary & Criticisms

23.13 Limiting Factors to Human Population Growth

Factors Affecting Population Growth

Carrying Capacity | Definition, Graph & Examples

Permaculture: https://en.wikipedia.org/wiki/Permaculture

IPCC

Mark Lynas: Six Degrees

Could Just One Degree Change the World? | National Geographic

Mark Lynas: Don't Look Up: Is Climate Change an Extinction-Level Event?

Mobile apps to recognize: trees, plants, flowers, animals, birds, insects

https://www.youtube.com/@WHOI

https://sealevel.nasa.gov/ipcc-ar6-sea-level-projection-tool

https://www.noaa.gov/

https://www.climatecentral.org/

Nate Hagens: https://www.youtube.com/@thegreatsimplification

https://www.youtube.com/@PlanetCritical

https://www.khanacademy.org/science/biology/ecology/intro-to-ecology/v/ecology-introduction

Problems in Agriculture | Challenges, Policies & Current Events

Sustainable Agriculture | Definition, Importance & Practices

Agriculture | History, Types & Examples

Land Degradation and Habitat Fragmentation: The Environmental Impacts of Industrialized Agriculture

Agricultural Hearth Definition, Origin & Diffusion

Horticulture | Types & Branches

Cradle to Cradle | Definition, Design & Advantages

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