Tag «ecology»

How Starfish Changed Modern Ecology

How Starfish Changed Modern Ecology

– [Narrator] For Bob, the tide pool is a natural laboratory. There are hunters, and filter feeders, scavengers, and plants giving food and shelter. (gentle orchestral music) And among the mussels, and barnacles, anemones, and snails, a large predator lurks. (water bubbling) Despite appearances, starfish are skilled hunters. Each of their arms carry eye-like sensors. …

Lake Stratification & Turnover

Lake Stratification & Turnover

If you enjoy fishing Wyoming’s lakes and reservoirs across the different seasons, you’ve probably noticed a wide range of temperatures. The most obvious is the formation of ice, but many lakes and reservoirs also experience turnover in the spring and fall. The waters of large lakes in the temperate regions of the world are generally …

UTS Science: Environmental Science (Terrestrial)

UTS Science: Environmental Science (Terrestrial)

My name is Peter Jones, I’m a senior technical officer here at UTS, I’ve been here since 1976 and still loving it. The facility has come together over the last few years by combining a few faculties together, in the last few years we’ve had a number of upgrades to our facilities and buildings, in …

Energy flow in ecosystem

Energy flow in ecosystem

Welcome to MooMooMath and ScienceAll living things need energy. Some biotic factors get their energy from the sun. Others eat other biotic factors As a result energy flows in ecosystems. This flow of energy can be represented with food chains and food webs. For most ecosystems the ultimate energy source is the sun As you …

The Ecological Time Machine

The Ecological Time Machine

Hi. I’m Graeme. Welcome to the Arthur Rylah Institute. Today I’m going to introduce you to one of our newest inventions. It’s called ‘the ecological time machine’. Victoria is located in the south east corner of the Australian continent, and it has a wide diversity of ecosystems and habitats. These range from deserts and semi-arid …

Lake Stratification & Turnover

Lake Stratification & Turnover

If you enjoy fishing Wyoming’s lakes and reservoirs across the different seasons, you’ve probably noticed a wide range of temperatures. The most obvious is the formation of ice, but many lakes and reservoirs also experience turnover in the spring and fall. The waters of large lakes in the temperate regions of the world are generally …

Marine Ecology Research

Marine Ecology Research

The focus of my research is on tropical marine ecotoxicology and helping to understand the sensitivity of tropical communities as opposed to temperate communities. This link to tropical systems has enabled me to do a lot of my research in eastern Indonesia and through collaborations with various universities there including University of Patti Mira where …

The National Ecological Observatory Network studies ecology

The National Ecological Observatory Network studies ecology

NARRATOR: As climate change, land use changes, and invasive species increasingly threaten our nation’s ecosystems, scientists need a revolutionary system to identify the long-term ecological impacts of these threats. That’s why the National Science Foundation is funding the National Ecological Observatory Network, or NEON, a first of its kind nationwide sensing instrument. Similar to an …

Mangrove | Nature – Planet Doc Full Documentaries

Mangrove | Nature – Planet Doc Full Documentaries

In addition to its gorgeous beaches, the Caribbean island of Cuba has other less-known features such as this mangrove swamp. The word mangrove comes from a Guaraní word meaning “twisted tree”. Under water, mangrove roots look like a twisted mass of vegetation. The many roots stabilize the sand and mud. Ocean water and fresh water …