Where do plants and animals get their energy from? Explore food chains and see how energy is passed from the sun to plants and on to first, second and third order consumers.

This video is an educational program that teaches about producers in the ecosystem. The video also covers the process of photosynthesis that plants use to produce glucose, and it introduces the concept of a food chain to explain how...

In this video we are going to cover eating disorders, and in particular, anorexia. You may not be aware of this, but four out of 10 people have either personally experienced an eating disorder or know somebody who has. So what exactly is...

Science Kids Antarctica and the Melting Ice Shelf V1-0004

I will take personal steps to reduce my carbon footprint by cutting down on flights, using public transportation or biking more often, and consuming products more mindfully,...

This is a lecture presentation on feeding relationships in ecosystems. The presenter discusses the interdependence of different organisms in a community and the consequences of a change in that community. Using a specific community as an...

Short animation explaining UN Sustainable Development Goal 12: Responsible Consumption and Production for teenage students

The way we fish for popular seafood such as salmon, tuna and shrimp is threatening to ruin our oceans. Paul Greenberg explores the sheer size and irrationality of the seafood economy, and suggests a few specific ways we can change it, to...

Explore biomagnification which can happen when toxins become more highly concentrated when moving up through trophic levels in the food chain. Uncontrolled use of DDT is used in video as an example. Learn why bioaccumulation can occur in...

Join the Amoeba Sisters in this longer review video as they review food chains, food webs, how energy flows through trophic levels (including the 10% rule), ecological relationships (including parasitism, mutualism, and commensalism),...

Food doesn't last. In days, sometimes hours, bread goes moldy, apple slices turn brown, and bacteria multiply in mayonnaise. But you can find all of these foods out on the shelf at the grocery store " hopefully unspoiled -- thanks to...

1,700 years ago, Chinese alchemist Ge Hong was renowned for his soup that could cure diarrhea-stricken patients. It had a surprising secret ingredient: feces. While it might seem unwise to consume feces, exciting new research suggests...

We're heading for a world population of 10 billion people -- but what will we all eat? Lisa Dyson rediscovered an idea developed by NASA in the 1960s for deep-space travel, and it could be a key to reinventing how we grow food.

From cosmetics to nutrition, collagen is seemingly everywhere — but we don't often discuss its ethically questionable sources, says chemical engineer Fei Luo. She delves into the groundbreaking technology that uses genetically modified...

In this video Paul Andersen explains how energy flows in ecosystems. Energy enters via producers through photosynthesis or chemosynthesis. Producers and consumers release the energy from food through cellular respiration. An...

In this lesson, you will learn about how your blood glucose level is regulated (or controlled) by two important hormones – insulin and glucagon, via a negative feedback system. When you consume a meal that is high in carbohydrates, such...

Tyson Foods, Smithfield Foods, Nestlé and Kellogg are all now competing with the Impossible Burger. Dr. Patrick Brown, founder and CEO of Impossible Foods and Daniela Hernandez, WSJ digital science editor, discuss the future of...

Dr. Forrester explains how all animals rely on producers, or plants, to provide a foundation for food chains and food webs.

Producers, Consumers, and Decomposers explains the roles of producers, consumers, and decomposers within an ecosystem.

This video covers:

- The idea that trophic levels are just the different levels of a food
chain
- Trophic level 1 are called the
producers
- Trophic level 2 are primary consumers, trophic level 3 are called the...

In this video, we are going to look at a food chain and the different roles within that. So we will discover exactly what each of these words mean: food web, food chain, trophic level, producer, consumer, herbivore, carnivore, omnivore,...

This live-action video program is about the term food chain. The program is designed to reinforce and support a student's comprehension and retention of the term food chain through use of video footage, photographs, diagrams and...

This video explores the concepts of matter and energy in organisms and ecosystems. It explains how food provides energy for organisms, how plants use photosynthesis to convert sunlight into glucose, and how consumers obtain energy by...

Any organism that gets its energy by consuming other organisms.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

This live-action video program is about the term food chain. The program is designed to reinforce and support a student's comprehension and retention of the term food chain through use of video footage, photographs, diagrams and...