Bozeman Science
LS2C - Ecosystem Dynamics, Functioning and Resilience
How do ecosystems react to change over time? Show your class how natural and man-made factors affect the organisms in an area using the guidelines in a video about standard LS2C. Topics include biotic and abiotic factors, biodiversity,...
MinuteEarth
Should We Let Pandas Go Extinct?
Should cuteness be the top priority in wildlife conservation efforts? Science scholars ponder the process of determining how best to spend conservation dollars in an insightful video. The narrator discusses the strategy of conserving...
MinuteEarth
How Many Mass Extinctions Have There Been?
Everyone knows about the extinction of the dinosaurs, but what other mass extinctions have happened? The video explains how scientists define mass extinctions. It offers insight into the debate about the number of mass extinctions as well.
TED-Ed
Mammoths vs. Mastodons: What's the Criteria for De-Extinction?
If you could, would you bring back mammoths or mastodons? What about resurrecting other species? Viewers consider some of the ethical and practical considerations involved in de-extinction.
SciShow
Mass Extinctions
99 percent of the species that have ever lived on this planet are extinct. The best way to understand when another extinction could happen is to study the previous five mass extinctions. The video discusses each one, the cause, the...
Be Smart
Ghosts of Evolution
Since avocados are fruits, is guacamole a smoothie? The video explains how trees that produce fruit with no natural way to spread their seeds are still alive. It goes into detail about avocado trees and ginko biloba trees.
Bozeman Science
Speciation and Extinction
Are we, as some scientists theorize, in the midst of the sixth mass extinction? Scholars explore speciation through adaptive radiation and extinction with a video that uses the three-spines stickleback in Alaska, and its current...
Be Smart
The Sixth Extinction
Did you know that 98 percent of organisms that ever lived are now extinct? PBS Digital Studios presents viewers with information about previous extinctions, their causes, and related statistics such as what percent of organisms went...
Crash Course
Community Ecology: Feel the Love
Warblers are small birds that have been known to get caught in spider webs. The video covers community ecology, focusing on the Competitive Exclusion Principle using the example of warblers. It also includes fundamental versus realized...
Curated OER
2 Degrees Warmer: Ocean Life in Danger
This follow-up to "Could Just One Degree..." explains the major changes that would occur if the earth's climate continues to rise. See as many animals and their habitats are affected, continuing to "3 Degrees Warmer..." as more and more...
Curated OER
Miracle Planet - Snow Ball Earth 3/5
Thermophiles and other microbes give hints as to how life can continue in extreme temperatures. Fossils in the Namibian Desert are relatively undisturbed and offer other keys to life. Your biology and earth science classes will want to...
Curated OER
3 Degrees Warmer: Heat Wave Fatalities
A three-degree difference changes places like the Mediterranean to look like the Middle East. Extreme weather patterns such as El Nino become the norm. An extreme heat wave in Paris just recently gave us a taste of what warmer weather...
Curated OER
Asteroid Attack - What Really Killed the Dinosaurs?
How do scientists know what really killed the dinosaurs? This clip explains what the KT boundary is and what it means in relation to dinosaur extinction. This clip is very short and seems to be a part of a larger BBC special on dinosaur...
Curated OER
Asteroid Attack - Where's the Evidence?
What evidence do we have to prove the theory that a huge asteroid led to the extinction of the dinosaurs? This two-minute clip gives a brief look at the evidence geologists have found to prove their theory.
PBS
Pbs Learning Media: Leafy Spurge
This video segment from Evolution: "Extinction!" shows how biological control is successfully combating North Dakota's infestation of leafy spurge, a non-native plant. [4:43]
PBS
Pbs Learning Media: Becoming a Fossil
This video segment describes how the Australopithecus afarensis skeleton known as Lucy could have been fossilized. Footage courtesy of NOVA: "In Search of Human Origins." [2:34]
PBS
Pbs Learning Media: Permian Triassic Extinction
In this video segment from Evolution: "Extinction!", geologist Peter Ward discusses evidence for a Permian-Triassic mass extinction. [2 min, 20 sec]
Other
Science Now: What Tiny Marine Fossils Reveal About Extinction
Scientists study many fossils of all sorts of past creatures and plants. What do these fossils share about their history? [30:00]
Smithsonian Institution
National Museum of Natural History: Qrius: What Tiny Marine Fossils Reveal About Extinction
What makes a species likely to go extinct? What makes some species stick around longer than others? This webcast will investigate these questions. [31:30]
PBS
Pbs Nova: Science Now: Mass Extinction
A video narrated by Neil deGrasse Tyson that explores what caused the Permian extinction, the mother of all extinctions, 250 million years ago? [13:14]
PBS
Pbs Learning Media: Biological Invaders
This video segment from Evolution: "Extinction!" shows the impact of invasive species on native ecosystems. [3:23]
Backstory Radio
Back Story Radio: The Departed: Extinction in America
BackStory Radio episode in which the American History Guys explore how American thinking about extinction has developed and factored into the American psyche. The audio and transcripts are available.
Khan Academy
Khan Academy: Sanjayan: Visions of the Future
What can we learn from volcanic ash in Laetoli? Sanjayan discusses human interaction with the biosphere and how we are reconnecting with nature. [6:20]
Khan Academy
Khan Academy: How We Proved an Asteroid Wiped Out the Dinosaurs
Geologist Walter Alvarez gets to the bottom of a scientific murder mystery. [7:28]