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 Earth Day Hub 

Supporting Our Environment

Earth Day celebrates the progress of the environmental movement and raises awareness of the importance of long-term ecological sustainability. This hub gathers trusted Britannica resources, activities, interactive media, and classroom-ready lesson plans to help educators spark curiosity, foster critical thinking, and move toward positive change for our planet.

 

A girl hugging a globe close.
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    Meet the Big Four Problems

    Have students explore how human action has triggered a cascade of environmental problems that threaten the continued ability of both natural and human systems to flourish. Next, ask them to research the damaging effects of ONE of these four major environmental problems and answer some thought-provoking questions.

 Featured Lesson Plans & Activities 

Understanding why we celebrate Earth Day can inspire students to participate in protecting Earth for future generations. These resources give educators ready-to-use tools that spark meaningful discussions, inspire curiosity, and encourage critical thinking.

Graphic of two people leaning on each side of the earth.

Be an Earth Helper! Lesson Mini
(Grades K-2)

Explore how to care for Earth, natural resources, conservation, pollution, and the 3Rs (reduce, reuse, and recycle) through informational texts and hands-on activities.

Graphic of hands reaching up the earth with trees showing around the outside of the upper half.

Earth Helpers: Take Action Lesson Mini
(Grades 3-5)

Become an Earth helper by understanding environmental challenges and taking meaningful action to protect the planet at school and at home.

Graphic of hands holding earth with textures, lines, and dots.

Earth Day: Taking Action Lesson Mini
(Grades 6-8)

Explore the history and purpose of Earth Day, examine key environmental topics, and propose realistic actions for conserving natural resources.

A monkey sitting on a vine in the jungle.

Animal Homes in the Rainforest Lesson Mini
(Grades K-2)

Learn about rainforest habitats and some animals that live in them, focusing on specific traits that help these animals survive.

Graphic of a girl coming out of a laptop screen and she's using binoculars.

Algorithm Adventures for the Environment Lesson Mini
(Grades 3-5)

Break down environmental challenges into manageable components, and use technology to develop solutions to real-world environmental problems.

A person standing inside an ice cave formed inside a glacier.

Exploring Glaciers with Glaciologists Lesson Mini
(Grades 6-8)

Engage with vocabulary, create visual summaries about the importance of glaciers, and write mini biographies of a glaciologist.

Multiple silouettes of a person walking across a hand and wrist.

Human Continuum Strategy
(Grades K-12)

Engage students in discussions about environmental ethics and civic responsibility through movement and dialogue.

A person laying out shaped paper in the form of a flow chart.

Visual Concept Mapping Strategy
(Grades K-12)

Connect environmental systems, causes, and solutions visually, emphasizing ecological interdependence.

A graphic with head of a stone statue with question marks and a idea thought bubble floating above.

See-Think-Wonder Strategy
(Grades K-12)

Foster curiosity and observation about environmental images or data, sparking inquiry-based learning.

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Spotlight Resources

Looking for ready-to-use tools to spark classroom discussion? These curated resources—videos, activities, blogs, and quizzes—make it simple to inspire students to advocate for our home planet.

Earth with hands holding it at the top and bottom.

Environmental Quizzes

Test your knowledge of climate and the environment using this 10-question historical quiz.

A photo of Ellyanne Wanjiku Chlystun standing with arms crossed.

In the News: Teen Takes on Climate Change

Ellyanne Wanjiku Chlystun has helped plant more than a million trees—and she’s just getting started.

Examples of files included in the download, including one in spanish.

Activity Download: Earth Day History

These Earth Day reading passages and summaries in English and Spanish (plus a short quiz!) were generated, leveled, and translated by Britannica Studio, and they’re ready for class! We included options for Grades 1, 5, and 8.

A graphic showing the pages of the spotlight document with a stylized sun and plant.

Content Spotlight: Earth Day in Action

Use STEM activities to explore issues at the intersection of science and society, such as water management, resource use, and human impacts on the environment.

Video: Animals and Their Habitats

Introduce students to the fascinating world of penguins and how they are suited to their habitat.

A hand drawn earth cutout cupped in a students hands.

Interactive Lessons for a Greener Tomorrow

Dig deep into our planet’s natural wonders, environment, biomes, and all the living beings—big and small—that call it home.

 Video: Bill McKibben Talks Climate Change 

Environmentalist, journalist, and New York Times bestselling author Bill McKibben discusses the problem of climate change and what we can do about it.

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