Be Smart
What's The Most Successful Species on Earth?
There are now more than 7 billion human beings on Earth, and that got me wondering: How successful are we compared to other species? I take a look at out how our numbers stack up to some other domains of life. It turns out that biomass,...
SciShow
The Carbon Impact of the World’s Largest Mass Migration
Thanks to the Monterey Bay Aquarium and their research and technology partner MBARI for partnering with us on this episode of SciShow. They worked together on an exhibition, “Into The Deep: Exploring Our Undiscovered Ocean,” to give...
SciShow
When Climate Change Threatens Climate Solutions | SciShow News
When Climate Change Threatens Climate Solutions | SciShow News
SciShow
How Much Humanity Weighs
Hank gives us a summary of a strange new calculation, which estimates the total body mass of all the humans on earth.
SciShow
9 of the Most Abundant Animals on Earth
Check out nine abundant animals that help support the food chain in their ecosystems!
SciShow
The Bacon Hoax & the Next REAL Food Shortage
Hank eases our minds about the alleged bacon shortage, and informs us of some actual meat shortages we may see the effects of in the coming years.
TED Talks
TED: How biochar removes CO2 from the air -- and helps farmers thrive | Axel Reinaud
Biochar is a kind of charcoal that removes CO2 from the atmosphere, helping yield healthy crops and even producing abundant renewable energy in the form of electricity as it's made. This exciting climate change fighter is ready for...
Crash Course
The Future of Clean Energy: Crash Course Engineering #31
This week we are exploring alternative energy sources. We'll look at how biomass can be burned as a fuel source, how hydrogen can be used in a fuel cell to generate electrical power, and how nuclear fission provides power to the grid....
Crash Course
Ecosystem Ecology: Links in the Chain - Crash Course Ecology
Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...
Be Smart
Which Life Form REALLY Dominates Earth?
Are humans really Earth's most dominant species? Let's put all of the planet's living things on a scale and see what has amassed the most mass. This week we break down the concept of "biomass" to judge Earth's living things from top to...
TED Talks
TED: How to grow a forest in your backyard | Shubhendu Sharma
Forests don't have to be far-flung nature reserves, isolated from human life. Instead, we can grow them right where we are -- even in cities. eco-entrepreneur and TED Fellow Shubhendu Sharma grows ultra-dense, biodiverse mini-forests of...
Curated Video
Biomass
The total mass of living organisms in an area or ecosystem. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
What is a Food Chain?
How energy is passed through living things can be described as a food chain. Journey through a food chain, from primary producers at the bottom to tertiary consumers at the top. Biology - Ecosystems - Learning Points. A 'food chain'...
Curated Video
Biofuels
Can biofuels become the sustainable fuels of the future? Or does the energy used for their production, and impact on biodiversity mean they do more harm than good? Earth Science - Earth's Resources - Learning Points. Biofuel is cheap to...
Curated Video
Living Green - Episode 81 - Biomass Power
In the UK, Biomass has become one of the new methods of sustainable and renewable energy sources being used to heat homes, providing an alternative to fossil fuels for providing power generation. The biomass market is growing as more...
Curated Video
Living Green - Episode 88 - UK Leading The Way In Bio Research
The transport industry is now one of the fastest growing consumers of energy in the world, but also one of the fastest growing sources of greenhouse gas emissions. A research team from Aston University in the UK, has been developing a...
Healthcare Triage
Ways We Can Mitigate Climate Change
We’ve spent a bunch of time this year examining the many, many health effects of climate change. And while we are no experts on climate change and what the best solutions are to address it, we are clearly interested in addressing it for...
Curated Video
Exploring Biofuels: From Past to Future Solutions for a Sustainable Planet
The video explores the history and advancements of biofuel technology, showcasing how cities like Vaxio in Sweden have successfully transitioned to renewable energy sources to combat climate change. Researchers are developing innovative...
Curated Video
Turning Wine Waste into Feed: A Sustainable Solution
Australian scientists have developed a groundbreaking process to convert wine waste into nutrient-rich feed for fish, poultry, and pigs. By adding specific microorganisms and fermenting the waste, they create a biomass protein that...
Professor Dave Explains
Food Webs and Trophic Cascades
Now that we know about nutrient cycling, we are ready to look at food webs as a whole. These represent feeding relationships within a community.These relationships designate certain trophic levels, so let's learn about what these mean...
Professor Dave Explains
Energy Flow and Nutrient Cycling in Autotrophs and Heterotrophs
The biosphere is an extremely dynamic system, with energy flowing from one group of organism to another at all times. How does this flow operate? How do nutrients cycle? What is biomass? What are gross and net primary productivity? Let's...
Curated Video
GCSE Biology - Pyramids of Biomass #87
This video covers: - The idea that biomass is just the mass of living organisms - Pyramids of biomass show the amount of biomass at each trophic level of a food chain - Why the amount of biomass decreases as you go up the food chain -...
Curated Video
Ode to the Parsnip!
Let us introduce you to the Parsnip, a lesser known vegetable that provides many ecological functions in the landscape. In Marisha Auerbach's garden in Portland, OR, the Parsnip was planted over ten years ago. It self-seeds every year,...