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Results for: 'UVM; University of Vermont; UVM Continuing and Distance Education'

1:04:55

Polasky, Stephen. "Meeting the Sustainable Development Challenge of Jointly Achieving Economic Growth and Improved Environmental Conditions". Marsh Professor. 25 October 2016.

By: presdent

Stephen Polasky is among the world’s leaders in combining ecology and economics to quantify the benefits of nature to human society. He has assessed the impact of biofuels on agricultural landscapes, climate change, and food prices, and he has p...

3:13

“HEDIS Annual Monitoring: a true measure of patient safety?”

By: jkwallac

Annual laboratory monitoring completion occurs more frequently among persons prescribed medications of interest with a diagnosis of hypertension and for those with a diagnosis of diabetes. Rates of high blood pressure and diabetes vary by state a...

45:41

GRS001#29_Resistance and Rebellion

By: anbuchan

Lecture introducing part three of the course, "Resistance and Rebellion."

45:12

HST67/ENVS167#3-4_Patterns of Change and Continuity

By: anbuchan

Lecture on endogenous and exogenous factors shaping patterns of rise and fall

36:47

Hand tools and carving

By: pdecause

Discussion of the use of vises and clamps and various hand tools and carving techniques.

0:48

Reverse Osmosis

By: uvmext

Some producers use membrane separation (called "reverse osmosis" or simply "RO" within the maple industry) in addition to evaporation with heat. In this process, sap is forced through membranes that have pores which are large enough for water to p...

0:47

Vacuum

By: uvmext

Sap flows out of trees due to the difference in pressure between the inside and outside of the tree. In the 1950s, maple researchers and producers found that adding vacuum pumps to tubing systems could increase this pressure differential and there...

1:37

Shade Tolerance 1

By: uvmext

All green plants, which includes trees, need sunlight to produce energy for survival. Some trees can satisfy their basic needs with less light than others. Sugar and red maples are two examples of such trees. They are both considered shade-toleran...

1:32

Sugar Maple Seeds

By: uvmext

Sugar makers and community members alike have noticed a large number of sugar maple seedlings this spring. These first year trees were the result of a large seed year in 2019. Sugar maples begin producing seed when they are about 40 years old or 8...