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Environmental: explore STEM content (page 18 of 27) · openstem

All fields Software Mathematics Physics Chemistry Biology Engineering Astronomy Environmental Other Environmental Environmental groups

Explore STEM Content

Search the community's STEM library — free to study, yours to make your own.

Environmental

Geology, climate and the environment on openstem — flashcards, notes, quizzes, plots and sketches shared by the community. Study free, or clone anything into your library.

Content Groups1

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Quiz5 questions

What does a General Circulation Model (GCM) numerically solve?

AOnly historical temperature recordsBThe physical equations of fluid motion, radiation, and thermodynamics on a 3D gridCOnly economic growth projectionsDA single-column atmosphere with no ocean or land coupling

Environmental

Environmental · L4 · Climate Modeling — 5 Q

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Environmental · L4 · Climate Modeling — 5 Q

Flowchart8 objects

Environmental

Environmental · L5 · Landscape Ecology and Metapopulation Dynamics · flowchart

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Environmental · L5 · Landscape Ecology and Metapopulation Dynamics · flowchart

Collection4 items

01Environmental · L4 · Conservation Biology & Population Viability

02Environmental · L4 · Conservation Biology & Population Viability

03Environmental · L4 · The Extinction Vortex

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Environmental

Environmental · L4 · Conservation Biology & Population Viability

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Environmental · L4 · Conservation Biology & Population Viability

Flowchart6 objects

Environmental

Environmental · L4 · Conservation Biology & Population Viability · flowchart

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Environmental · L4 · Conservation Biology & Population Viability · flowchart

Collection4 items

01Environmental · L3 · Waste Management & the Circular Economy

02Environmental · L3 · Waste Management & the Circular Economy

03Environmental · L3 · The Waste Hierarchy

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Environmental

Environmental · L3 · Waste Management & the Circular Economy

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Environmental · L3 · Waste Management & the Circular Economy

Note~377 words · 2 min

Earth's Sunscreen High in the stratosphere, between roughly 15 and 35 kilometers up, sits a layer where ozone (O₃) molecules are far more concentrated than elsewhere in the atmosphere. This ozone layer absorbs the large majority of the Sun'

Environmental

Environmental · L2 · The Ozone Layer & UV Protection

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Environmental · L2 · The Ozone Layer & UV Protection

Flowchart15 objects

Environmental

Environmental · L3 · The Environmental Impact Assessment Process

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Environmental · L3 · The Environmental Impact Assessment Process

Quiz5 questions

The Global Meteoric Water Line, δ²H = 8δ¹⁸O + 10, describes:

AThe relationship between ocean salinity and depthBThe global-average linear relationship between δ²H and δ¹⁸O in precipitation, from coupled equilibrium and kinetic fractionationCThe rate of ice-sheet mass lossDA relationship that applies only to seawater, never to precipitation

Environmental

Environmental · L5 · Isotope Hydrology & Water Tracing

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Environmental · L5 · Isotope Hydrology & Water Tracing

Flowchart5 objects

Environmental

Environmental · L4 · Integrated Water Resources Management · flowchart

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Environmental · L4 · Integrated Water Resources Management · flowchart

Note~252 words · 1 min

The Greenhouse Effect, Mechanistically Incoming sunlight is mostly shortwave (visible/UV) radiation, which passes through the atmosphere and warms Earth's surface. The surface then re-radiates that energy as longwave (infrared) radiation —

Environmental

Environmental · L3 · Climate Feedback Loops

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Environmental · L3 · Climate Feedback Loops

Quiz6 questions

Why is the true linear pore velocity v always greater than the Darcy flux q?

ADarcy flux is measured in different units entirelyBDarcy flux is averaged over the full cross-sectional area including solid grains, while water only actually flows through the pore fraction (v = q / effective porosity)CPore velocity is always slower than Darcy fluxDThey are actually always equal

Environmental

Environmental · L5 · Groundwater Flow & Contaminant Transport Modeling — 6 Q

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Environmental · L5 · Groundwater Flow & Contaminant Transport Modeling — 6 Q

Plot1 plot · 1 param

Environmental

Global Mean Sea-Level Rise Since 1900

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Global Mean Sea-Level Rise Since 1900

Quiz6 questions

Which of the following is NOT one of IWRM's three commonly cited pillars?

AEconomic efficiencyBSocial equityCEnvironmental sustainabilityDMaximum short-term extraction

Environmental

Environmental · L4 · Integrated Water Resources Management — 6 Q

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Environmental · L4 · Integrated Water Resources Management — 6 Q

Flowchart7 objects

Environmental

Environmental · L1 · Renewable & Clean Energy · flowchart

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Environmental · L1 · Renewable & Clean Energy · flowchart

Collection4 items

01Environmental · L1 · Ocean Zones

02Environmental · L1 · Ocean Zones

03Environmental · L1 · The Ocean's Layers by Depth

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Environmental

Environmental · L1 · Ocean Zones

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Environmental · L1 · Ocean Zones

Flashcards8 cards

Why should you turn off lights when you leave a room?1 / 8

A light left on with nobody there wastes electricity for no reason. Turning it off saves energy and money.

Environmental

Environmental · L1 · Saving Energy at Home

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Environmental · L1 · Saving Energy at Home

Quiz5 questions

What three sub-modules does an Integrated Assessment Model typically couple?

AOcean circulation, ice dynamics, and seismic hazardBEconomic growth/emissions, a simplified climate model, and a damage functionCOnly economic growth, with no climate or damage componentsDWeather forecasting, agriculture, and demographics only

Environmental

Environmental · L5 · Advanced Environmental Policy Analysis

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Environmental · L5 · Advanced Environmental Policy Analysis

Collection4 items

01Environmental · L1 · Coral Reefs

02Environmental · L1 · Coral Reefs

03Environmental · L1 · What Coral Bleaching Looks Like

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Environmental

Environmental · L1 · Coral Reefs

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Environmental · L1 · Coral Reefs

Flowchart18 objects

Environmental

Environmental · L4 · IWRM Allocation Decision Framework

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Environmental · L4 · IWRM Allocation Decision Framework

Note~140 words · 1 min

What Are Wetlands? A wetland is any land covered by shallow water for part or all of the year — marshes, swamps, and bogs are all types of wetland. They sit between dry land and deep water, and that in-between spot makes them some of the ri

Environmental

Environmental · L1 · Wetlands & Swamps

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Environmental · L1 · Wetlands & Swamps

Note~460 words · 2 min

Cohort vs Case-Control: The Core Design Trade-off Environmental epidemiology studies typically choose between two core designs. A cohort study follows exposed and unexposed groups forward in time, measuring exposure before disease onset — t

Environmental

Environmental · L5 · Study Design and Causal Inference in Environmental Epidemiology

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Environmental · L5 · Study Design and Causal Inference in Environmental Epidemiology

Note~299 words · 1 min

Ancient Life, Compressed Into Fuel Fossil fuels are called that for a reason — they really are fossils, in a sense. Coal, oil, and natural gas all form from the buried remains of organisms that lived and died millions of years ago, transfor

Environmental

Environmental · L2 · Fossil Fuels & Nonrenewable Resources

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Environmental · L2 · Fossil Fuels & Nonrenewable Resources

Collection4 items

01Environmental · L3 · Groundwater Hydrology

02Environmental · L3 · Groundwater Hydrology

03Environmental · L3 · Aquifer Over-Pumping: From Depletion to Subsidence & Saltwater Intrusion

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Environmental

Environmental · L3 · Groundwater Hydrology

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Environmental · L3 · Groundwater Hydrology

Flowchart9 objects

Environmental

Environmental · L3 · The Five Stages of a Life-Cycle Assessment

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Environmental · L3 · The Five Stages of a Life-Cycle Assessment

Flowchart15 objects

Environmental

Environmental · L5 · SDM Workflow: From Occurrence Records to Suitability Map

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Environmental · L5 · SDM Workflow: From Occurrence Records to Suitability Map

Quiz5 questions

What distinguishes an 'invasive' species from a species that is merely 'non-native'?

AInvasive species are always larger in sizeBInvasive species spread aggressively and cause real ecological or economic harm, unlike most non-native speciesCThere is no real difference between the two termsDInvasive species can only be plants, never animals

Environmental

Environmental · L2 · Invasive Species

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Environmental · L2 · Invasive Species

Flashcards8 cards

What is a primary air pollutant?1 / 8

A primary pollutant is released directly into the air from a source — for example, soot and carbon monoxide from a car's exhaust, or sulfur dioxide from burning coal.

Environmental

Environmental · L2 · Air Pollution: Sources & Smog

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Environmental · L2 · Air Pollution: Sources & Smog

Quiz6 questions

What physical argument justifies the Gaussian shape of a plume's crosswind/vertical concentration profile?

ATurbulent eddies always move air in straight linesBMany small, statistically independent turbulent displacements accumulate into an approximately normal distribution, by a central-limit-theorem-style argumentCGround-level concentration is always zeroDWind speed is constant with height

Environmental

Environmental · L5 · Environmental Fluid Mechanics — 6 Q

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Environmental · L5 · Environmental Fluid Mechanics — 6 Q

Flowchart12 objects

Environmental

Environmental · L5 · Box-Model Formulation of Biogeochemical Cycles · flowchart

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Environmental · L5 · Box-Model Formulation of Biogeochemical Cycles · flowchart

Note~316 words · 2 min

What Makes a Desert Deserts are defined by scarce precipitation — usually under about 25 centimeters a year — not necessarily by heat. Whatever their temperature, deserts share the same core survival challenge for life: finding and conservi

Environmental

Environmental · L2 · Desert Ecosystems & Adaptations

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Environmental · L2 · Desert Ecosystems & Adaptations

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