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JoVE Science Education

Environmental Sciences

Visual demonstrations of key scientific experiments

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3 Chapters

40+ Videos

200+ Multiple Choice Questions

Table of Contents

Environmental Science

15 Videos

152 Minutes

Tree Identification: How To Use a Dichotomous Key

12:06

Tree Identification: How To Use a Dichotomous Key

81.9K views

Tree Survey: Point-Centered Quarter Sampling Method

10:24

Tree Survey: Point-Centered Quarter Sampling Method

50K views

10:58

Using GIS to Investigate Urban Forestry

13K views

9:40

Proton Exchange Membrane Fuel Cells

22.5K views

Biofuels: Producing Ethanol from Cellulosic Material

7:34

Biofuels: Producing Ethanol from Cellulosic Material

54.3K views

12:45

Testing For Genetically Modified Foods

90.6K views

Turbidity and Total Solids in Surface Water

9:41

Turbidity and Total Solids in Surface Water

36.1K views

9:38

Dissolved Oxygen in Surface Water

56.5K views

10:48

Nutrients in Aquatic Ecosystems

39.6K views

7:49

Measuring Tropospheric Ozone

26.7K views

Determination Of NO<sub>x</sub> in Automobile Exhaust Using UV-VIS Spectroscopy

9:54

Determination Of NO_x in Automobile Exhaust Using UV-VIS Spectroscopy

30.5K views

Lead Analysis of Soil Using Atomic Absorption Spectroscopy

9:40

Lead Analysis of Soil Using Atomic Absorption Spectroscopy

126.7K views

Carbon and Nitrogen Analysis of Environmental Samples

10:41

Carbon and Nitrogen Analysis of Environmental Samples

29.9K views

Soil Nutrient Analysis: Nitrogen, Phosphorus, and Potassium

13:31

Soil Nutrient Analysis: Nitrogen, Phosphorus, and Potassium

217.8K views

Analysis of Earthworm Populations in Soil

7:03

Analysis of Earthworm Populations in Soil

16.8K views

Environmental Microbiology

15 Videos

152 Minutes

Determination of Moisture Content in Soil

6:16

Determination of Moisture Content in Soil

361K views

Aseptic Technique in Environmental Science

10:48

Aseptic Technique in Environmental Science

127.4K views

Gram Staining of Bacteria from Environmental Sources

9:31

Gram Staining of Bacteria from Environmental Sources

102.1K views

Visualizing Soil Microorganisms via the Contact Slide Assay and Microscopy

10:04

Visualizing Soil Microorganisms via the Contact Slide Assay and Microscopy

43K views

8:58

Filamentous Fungi

59.6K views

Community DNA Extraction from Bacterial Colonies

9:59

Community DNA Extraction from Bacterial Colonies

29.4K views

Detecting Environmental Microorganisms with the Polymerase Chain Reaction and Gel Electrophoresis

13:34

Detecting Environmental Microorganisms with the Polymerase Chain Reaction and Gel Electrophoresis

45.3K views

RNA Analysis of Environmental Samples Using RT-PCR

12:04

RNA Analysis of Environmental Samples Using RT-PCR

42.2K views

Quantifying Environmental Microorganisms and Viruses Using qPCR

9:57

Quantifying Environmental Microorganisms and Viruses Using qPCR

49.6K views

Water Quality Analysis via Indicator Organisms

8:17

Water Quality Analysis via Indicator Organisms

30.4K views

Isolation of Fecal Bacteria from Water Samples by Filtration

10:58

Isolation of Fecal Bacteria from Water Samples by Filtration

40.6K views

Detection of Bacteriophages in Environmental Samples

9:17

Detection of Bacteriophages in Environmental Samples

41.8K views

Culturing and Enumerating Bacteria from Soil Samples

10:57

Culturing and Enumerating Bacteria from Soil Samples

186.1K views

Bacterial Growth Curve Analysis and its Environmental Applications

12:23

Bacterial Growth Curve Analysis and its Environmental Applications

297.5K views

Algae Enumeration via Culturable Methodology

9:29

Algae Enumeration via Culturable Methodology

14.2K views

Earth Science

15 Videos

119 Minutes

Determining Spatial Orientation of Rock Layers with the Brunton Compass

5:36

Determining Spatial Orientation of Rock Layers with the Brunton Compass

26.5K views

Using Topographic Maps to Generate Topographic Profiles

7:13

Using Topographic Maps to Generate Topographic Profiles

32.6K views

8:55

Making a Geologic Cross Section

47.9K views

Physical Properties Of Minerals I: Crystals and Cleavage

7:33

Physical Properties Of Minerals I: Crystals and Cleavage

52.4K views

Physical Properties Of Minerals II: Polymineralic Analysis

7:16

Physical Properties Of Minerals II: Polymineralic Analysis

38.6K views

7:28

Igneous Volcanic Rock

40.3K views

9:26

Igneous Intrusive Rock

32.8K views

An Overview of bGDGT Biomarker Analysis for Paleoclimatology

8:28

An Overview of bGDGT Biomarker Analysis for Paleoclimatology

5.6K views

An Overview of Alkenone Biomarker Analysis for Paleothermometry

10:10

An Overview of Alkenone Biomarker Analysis for Paleothermometry

7.4K views

Sonication Extraction of Lipid Biomarkers from Sediment

7:24

Sonication Extraction of Lipid Biomarkers from Sediment

10.4K views

Soxhlet Extraction of Lipid Biomarkers from Sediment

8:04

Soxhlet Extraction of Lipid Biomarkers from Sediment

18.8K views

Extraction of Biomarkers from Sediments – Accelerated Solvent Extraction

6:42

Extraction of Biomarkers from Sediments – Accelerated Solvent Extraction

10.5K views

Conversion of Fatty Acid Methyl Esters by Saponification for U<sup>k’</sup><sub>37</sub> Paleothermometry

8:28

Conversion of Fatty Acid Methyl Esters by Saponification for U^k’₃₇ Paleothermometry

10.2K views

Purification of a Total Lipid Extract with Column Chromatography

9:18

Purification of a Total Lipid Extract with Column Chromatography

12.8K views

Removal of Branched and Cyclic Compounds by Urea Adduction for U<sup>k’</sup><sub>37</sub> Paleothermometry

7:52

Removal of Branched and Cyclic Compounds by Urea Adduction for U^k’₃₇ Paleothermometry

6.5K views

Why Choose JoVE Science Education

Better learning outcomes for students

Peer review studies showed that students’ test grades are 2X higher after using JoVE video.

Easier teaching

90% of students report higher engagement with subject when using JoVE video

Visualized experiments

Step-by-step video demonstrations of key lab experiments and theory behind.

‘I beg you to call the boy back, and not send that note,’ she said. ‘I hate to think of your doing that. It isn’t the act of——’ "Never mind, we must have a long talk. At present there is a verbal message for me; what is it?" "Do you think she'd come? She'd have gone to Ship Island if I had caught her." "Why should I deny it?" Leona said boldly. "My husband was murdered. He was slain by Dr. Gordon Bruce for the sake of his money." The reformed system of education was to be not only moral and religious but also severely scientific. The place given to mathematics as the foundation of a right intellectual training is most remarkable, and shows how truly Plato apprehended the conditions under which knowledge is acquired and enlarged. Here, as in other respects, he is, more even than Aristotle, the precursor of Auguste Comte. He arranges the mathematical sciences, so far as they then existed, in their logical order; and his remarks on the most general ideas suggested by astronomy read like a divination of rational mechanics. That a recommendation of such studies should be put into the mouth of Socrates is a striking incongruity. The older Plato grew the farther he seems to have advanced from the humanist to the naturalistic point of view; and, had he been willing to confess it, Hippias and Prodicus were the teachers with whom he finally found himself most in sympathy. And turned their savage life to civil ways; The one at the end accomplishing a graceful pirouette is me--I mean He made his calculation. Countless times his nerves had been pulled by sounds which turned out on second thought to be only the contracting of the hot metal, subjected to the sun all day, as the evening breeze robbed it of its warmth. As he had made Mrs. Campbell his confidante from the first, he told her about this too, now, and finished with the half-helpless, half-amused query as to what he should do. "It may be any length of time before she decides that she is old enough, and it never seems to occur to her that this state of things can't go on forever, that she is imposing upon you." "And the most serious part of it," he added after a while, "is that she does not love me." "Will the guerrillas begin shootin' at us as soon's we cross the river?" "But we didn't lose 'em in action, and to say so'd be a lie," answered Si, whose conscience had none of the easy elasticity of his partner's. "We could report 'em burnt up by lightnin','but we won't. They was lost by sheer, dumbed carelessness, that me and you and the boys should knowed better than to've allowed. That's all there is of it, and that's what I'm goin' to report, if I have to." The battery was one of the oldest and best in the army, and its "fire discipline" was superb. She felt her heart grow sick. If she had been happy for four hours, why, in God's name, had they not passed like four hours instead of like four minutes? "Unto the ends of the earth—Hastings. There's a friend of Ades there wot'll guide me into the Spirit's ways." HoME 大香蕉综合伊人91新人 ENTER NUMBET 0015xomzzh.com.cn
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