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glossary
Ocean Carbon Cycle
June 28th, 2024 • The **Ocean Carbon Cycle** is a fundamental component of Earth's climate system, involving the continuous exchange of carbon dioxide (CO₂) between the ocean and the atmosphere. This cycle plays a pivotal role in regulating global temperatures and maintaining the balance of carbon in the Earth's...
glossary
Ocean Thermal Energy Conversion (OTEC)
June 28th, 2024 • **Ocean Thermal Energy Conversion (OTEC)** is a sustainable energy technology that harnesses the temperature difference between warmer surface water and colder deep water in tropical oceans to generate electricity. This innovative system operates on the principle of heat exchange, utilizing the...
glossary
Off-Grid Solar System
June 28th, 2024 • An **Off-Grid Solar System** is a self-sustaining electricity generation and storage system that operates independently from the traditional power grid. Designed primarily for remote locations or areas with unreliable grid access, these systems harness solar energy through photovoltaic (PV)...
glossary
Offshore Wind Turbine
June 28th, 2024 • An **Offshore Wind Turbine** is a type of wind turbine that is installed in bodies of water, usually on the continental shelf, to generate renewable energy from wind. Unlike onshore wind turbines, these are strategically placed in locations where winds are stronger and more consistent, typically...
glossary
Onshore Wind Turbine
June 28th, 2024 • **Onshore Wind Turbine** refers to a wind energy system installed on land, typically comprising a tall tower, a nacelle containing the generator and gearbox, and three aerodynamic blades that rotate with the wind. These turbines harness the kinetic energy of wind currents to generate electricity,...
glossary
Organic Photovoltaics (OPV)
June 28th, 2024 • **Organic Photovoltaics (OPV)** are a type of solar cell technology that uses organic materials to convert sunlight into electricity. Unlike traditional silicon-based solar cells, OPVs utilize carbon-based molecules or polymers which offer flexibility, lightweight properties, and the potential...
glossary
Ozone Layer
June 28th, 2024 • The **Ozone Layer** is a crucial component of Earth's atmosphere, situated primarily in the lower portion of the stratosphere, approximately 10 to 30 kilometers above the surface. It is composed of high concentrations of ozone (O3) molecules, which consist of three oxygen atoms bonded together....
glossary
Paleoclimate Reconstruction
June 28th, 2024 • **Paleoclimate Reconstruction** is the scientific endeavor aimed at understanding Earth's past climates by analyzing geological and biological records. By utilizing data from natural archives such as ice cores, tree rings, sediment layers, and corals, researchers can infer temperature changes,...
glossary
Parabolic Trough
June 28th, 2024 • A **Parabolic Trough** is a type of solar energy collector that uses a parabolic-shaped reflector to concentrate sunlight onto a receiver tube. This receiver tube, typically positioned along the focal line of the mirror, contains a heat-absorbing fluid that captures the concentrated solar energy....
glossary
Paris Agreement
June 28th, 2024 • The **Paris Agreement** is a landmark international accord adopted by nearly every nation in 2015 to address climate change and its negative impacts. The Agreement's central aim is to strengthen the global response to the threat of climate change by keeping a global temperature rise well below 2...
glossary
Pebble Bed Reactor (PBR)
June 28th, 2024 • A **Pebble Bed Reactor (PBR)** is an innovative type of nuclear reactor that uses small, spherical fuel elements, often referred to as "pebbles," to generate heat and, subsequently, electricity. These pebbles are typically composed of a uranium dioxide or uranium carbide core encased in a...
glossary
Perfluorocarbons (PFCs)
June 28th, 2024 • **Perfluorocarbons (PFCs)** are a group of human-made compounds composed of carbon and fluorine atoms. These powerful greenhouse gases are colorless, odorless, and have a high degree of chemical stability, which allows them to persist in the atmosphere for thousands of years once released. PFCs...
glossary
Permafrost
June 28th, 2024 • **Permafrost** refers to a layer of soil or rock that remains frozen for at least two consecutive years. Found primarily in polar regions such as the Arctic and Antarctic, as well as in alpine regions, permafrost accounts for roughly 24% of the exposed land surface in the Northern Hemisphere. Its...
glossary
Perovskite Solar Cells
June 28th, 2024 • **Perovskite Solar Cells** are an innovative type of photovoltaic technology that utilizes a unique class of materials known as perovskites for light absorption and energy conversion. Named after the mineral structure they resemble, perovskites offer a crystalline composition that is highly...
glossary
Photovoltaic Cells
June 28th, 2024 • **Photovoltaic Cells** are specialized semiconductor devices designed to convert sunlight directly into electricity through the photovoltaic effect. These cells are the fundamental building blocks of solar panels and are pivotal in the generation of renewable energy. By harnessing sunlight,...
glossary
Photovoltaic Effect
June 28th, 2024 • **Photovoltaic Effect** is the phenomenon through which solar energy is converted directly into electrical energy. This effect occurs when photons, or light particles, strike a semiconductor material, typically silicon, causing the release of electrons. These free electrons then create an...
glossary
Photovoltaic Efficiency
June 28th, 2024 • **Photovoltaic Efficiency** refers to the ability of a solar cell to convert sunlight into usable electrical energy. This efficiency is a crucial metric in determining the overall performance and effectiveness of a solar panel system. The higher the efficiency, the more electrical output you can...
glossary
Photovoltaic Thermal Hybrid Solar Collector (PVT)
June 28th, 2024 • A **Photovoltaic Thermal Hybrid Solar Collector (PVT)** is an advanced renewable energy technology that integrates both photovoltaic (PV) and thermal (T) systems within a single unit. This innovative device is designed to optimize the use of solar energy by simultaneously generating electricity...
glossary
Pitch System
June 28th, 2024 • A **Pitch System** is a structured framework designed to streamline the process of preparing and delivering pitches or presentations, whether for business proposals, project ideas, or investment opportunities. This system encompasses various elements, including research, content creation, design,...
glossary
Planetary Albedo
June 28th, 2024 • **Planetary Albedo** refers to the measure of reflectivity of a planet's surface, which determines how much sunlight is reflected back into space without being absorbed. On Earth, various surfaces like ice caps, oceans, forests, and deserts contribute to this reflectivity. A planet’s albedo is...
glossary
Plasma Confinement
June 28th, 2024 • **Plasma Confinement** refers to the methods and technologies employed to maintain and control plasma, a state of matter composed of charged particles, within a specified region for an extended period. The stability and retention of plasma are critical for applications like nuclear fusion, where...
glossary
Polar Amplification
June 28th, 2024 • **Polar Amplification** refers to the phenomenon where climate change effects are intensified in polar regions compared to the rest of the world. This acceleration in warming is primarily observed in the Arctic and, to a lesser extent, in the Antarctic regions. The warming rate in these areas is...
glossary
Polycrystalline Silicon Panels
June 28th, 2024 • **Polycrystalline Silicon Panels** are a type of photovoltaic (PV) solar panel made from silicon crystals. These panels are composed of multiple silicon fragments melted together to form the wafers used in the panel. Known for their blue hue and speckled appearance, polycrystalline panels are a...
glossary
Pressurized Water Reactor (PWR)
June 28th, 2024 • A **Pressurized Water Reactor (PWR)** is a type of nuclear reactor that uses water as both a coolant and a neutron moderator. In a PWR, the reactor core generates heat, and this heat is transferred to the water under high pressure, preventing it from boiling. The pressurized water, which reaches...
glossary
Pyrolysis
June 28th, 2024 • **Pyrolysis** is a thermochemical process that decomposes organic material at elevated temperatures in the absence of oxygen. This innovative technology breaks down complex molecules into simpler compounds, resulting in the production of solid char, liquid bio-oil, and combustible gases. The...
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