Tag «environmental science»

Glossary of environmental science | Wikipedia audio article

Glossary of environmental science | Wikipedia audio article

This is a glossary of environmental science. Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and interdisciplinary approach to the study of environmental systems.==0-9== 1-in-100 flood – a flood with 1 in 100 chance of occurring in any given year (used …

Which Came First – The Rain or the Rainforest?

Which Came First – The Rain or the Rainforest?

A tropical rainforest without rain wouldn’t be much of a rainforest. I mean, all plants need water to grow, and without it, they shrivel up and die. So what about the ancient Hawai’ian proverb,”Hahai no ka ua i ka ulula`au”, which means “the rain follows after the forest”? How could that be? Well, all land …

Ecosystem Diversity

Ecosystem Diversity

Hi. It’s Mr. Andersen and this is environmental science video 9. It is on ecosystem diversity. A model we have talked a lot about so far is this idea that the earth provides life support for the society of humans which is driven by economy. Now economics is the choices that we are making but …

5. Environment and Climate Change

5. Environment and Climate Change

[MUSIC] Stanford University.>>Good evening and welcome to tonight’s session of State of the Union. Our announced subject for this evening is the environment, but as you will shortly learn, the composition of this panel. As well as just a moment’s reflections reminds us that there is a very tight connection between issues concerning the environment …

The Secret Global Sewer System

The Secret Global Sewer System

Hi, this is Alex from MinuteEarth. Farmers are obsessed with water. It makes sense – their livelihoods depend on crops that will die without enough water. So lots of farmers buy expensive equipment to pump tons of water to their fields. In fact, of all the water humans use, 70% is for agriculture. But here’s …

Renewable Energy Resources

Renewable Energy Resources

This is a perfect place to talk about renewable energy, because behind me is a hydroelectric dam. What is renewable energy? Renewable energy is an energy form that is non-depletable or potentially renewable. Non-depletable forms of energy include energy from the sun, energy from the wind, and energy from flowing water. Actually all three of …