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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.
Where is the ozone layer located, and what is it made of?1 / 8
The ozone layer sits in the stratosphere, roughly 15 to 35 kilometers above Earth's surface. It's a region where ozone molecules (O₃) are unusually concentrated compared to the rest of the atmosphere, though even there ozone is a fairly trace gas.
Environmental
Environmental · L2 · The Ozone Layer & UV Protection
From Curbside Bin to Sorted Bale When a truck picks up a mixed recycling bin, everything — paper, plastic, glass, metal — usually travels together to a materials recovery facility (MRF). There, a combination of machines and human quality-co
Environmental
Environmental · L2 · Recycling Systems & Materials
Define Integrated Water Resources Management (IWRM) and its three commonly cited pillars.1 / 8
IWRM (per the Global Water Partnership) is a process promoting coordinated development and management of water, land, and related resources to maximize resulting economic and social welfare equitably, without compromising the sustainability of vital ecosystems. Its three pillars are economic efficiency (using water productively), social equity (fair access across users, including marginalized groups), and environmental sustainability (protecting ecosystem water needs).
Environmental
Environmental · L4 · Integrated Water Resources Management
Industrial Ecology: Designing Out Waste Industrial ecology reframes 'the economy' as a material metabolism — a set of flows and stocks that can be measured, mapped, and redesigned the way an ecologist maps nutrient cycling through a food we
Environmental
Environmental · L4 · Industrial Ecology: Designing Out Waste
A Partnership Under Stress Reef-building corals aren't just animals — each polyp hosts millions of photosynthetic algae called zooxanthellae in its tissue. This partnership supplies the coral with up to about 90% of its energy and gives the
Keeping Heat Where You Want It Insulation slows heat conduction through a building's walls, roof, and floor by trapping air (or another low-conductivity material) that resists heat flow. Its effectiveness is rated by R-value — the higher th
Environmental
Environmental · L2 · Energy Efficiency in Buildings
ALinear attenuation of intensity with optical depthBExponential attenuation of intensity with optical depthCIntensity increasing with optical depthDA relation that only applies to visible light
Environmental
Environmental · L5 · Atmospheric Radiative Transfer