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Shrinking Snowmelt Dries a River

Use these maps and infographic to teach students about water issues in the Klamath River watershed.

High Stakes: Gold Fever in the Yukon

A twenty-first century Yukon “gold rush” is threatening the pristine Peel watershed, but Canada’s First Nations are negotiating a la...

Inside of a Tornado

How does air turn into a tornado?

The Okavango Delta

The Okavango Delta is one of the most ecologically diverse habitats in the world. Use this infographic to see a few of the thousands of species p...

The Global Conveyor Belt

Explore this infographic to help students understand how the global conveyor belt transports water around the world.

Lifeline to a Desert Delta

Use this map to help students learn more about the Okavango Delta in Africa, including how it was formed and why it is important to the people and wil...

Mass Extinctions

Use this infographic to explore Earth’s mass extinctions and to think critically about what caused mass extinctions in the past and what could b...

Where Worlds and Ideas Connect: The Caravanserai

Caravanserais were roadside inns located along the Silk Road that provided shelter to travelers and served as a marketplace for trading goods. ...

The Path to Flood-Tolerant Rice

As the global population continues to grow, farmers around the world need bigger, better, and more resilient crops to ensure that there is enough food...

Breeding a Better Crop

Ever since humans began living in agricultural communities, farmers have sought to breed crops that produce higher yields, are more resilient, and tas...

The Quarters

The slave quarters on a plantation were not only a symbol of slavery, but also illustrated the dynamics of power in the South.

The Legacy of an Idea

Charles Darwin and Alfred Wallace developed the idea of evolution through natural selection. But this idea was not accepted by scientists until more e...

Beasts of a Feather

Use this infographic to explore dinosaurs and the evolution of feathers and feather-like structures.

The Tree of Life

A phylogenetic tree shows the evolution of relationships among different organisms. 

Solar Cells: How Solar Panels Work

Solar cells use sunlight to generate energy. Proper placement of solar cells maximizes energy productivity. 

Plant Cell

Learn all about plant cells with this printable illustration.

Punching Above its Weight

Though small in size, the Netherlands has grown to become a massive agricultural powerhouse that provides food for countries around the world, utilizi...

A Natural Solution

Keeping food crops bug and pest-free is a daunting challenge and harsh chemicals can harm the environment, but a growing number of farmers are turning...

The High Price of Modern Hygiene

Treatment facilities that clean sewage water to remove waste and ensure that municipal water supplies stay uncontaminated are extremely expensive, and...

Where Farming Began

Explore the origins of farming and domestication in the Fertile Crescent.

Pyramids and Ziggurats

Egyptian pyramids and Mesopotamian ziggurats are geographic neighbors and architectural cousins, both towering structures of stones that dominate thei...

Hurricane Landfall: 2005-2017

Use this infographic to teach students about some of the costliest hurricanes to make their way through the Atlantic Ocean, the Caribbean Sea, and the...

Genetic Bottleneck

A genetic bottleneck occurs when a population is greatly reduced in size, limiting the genetic diversity of the species. Scientists believe cheet...

Genes are Us. And Them.

Use this infographic to explore how many genes humans share with other species.