A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

taken from remote locations / are not taken in situ.
83 questions
the introduction of particulates, biological molecules, or other harmful materials into Earth's atmosphere, causing diseases, allergies, death to humans, damage to other living organi…
83 questions
For questions about the outermost layer of the surface of the Earth. The soil is saturated with organic remains and rock particles.
82 questions
80 questions
79 questions
Paleoclimatology concerns climate and climate variability before the onset of instrumented measurements.
79 questions
concerns the landforms and exogenous processes of the surface of the Earth or other solid surface planets.
78 questions
the study of rocks and the processes that lead to their formation and alteration.
78 questions
Questions about freely available data.
74 questions
70 questions
In contrast to the short-term variable weather, climate describes the mean conditions of atmosphere. Thus it is the statistic of weather (mean values, extrema, etc.). Often a 30-year period is conside…
69 questions
the study of terms and their use. Terms are words and compound words that in specific contexts are given specific meanings, meanings that may deviate from the meaning the same words hav…
68 questions
the scientific study of past life. Questions about the biological aspect of paleontology (such as taxonomy and anatomy) are off-topic here and should be asked on b…
67 questions
Questions about the absorption and release of carbon due to natural biogeochemical processes, and human interactions with the carbon cycle.
64 questions
part of your high school or college/university homework, please use this tag. Do not use this as the only tag on a question. It signifies that instead of a direct answer, care shou…
61 questions
Observations recorded on earth.
60 questions
The process of translating spatially organized knowledge of an area or place into a geographic medium. Can include the production of physical/paper maps and atlases, geocoded data, or interactive virt…
56 questions
Questions that concern the health and safety of people, the environment, and ecosystems. Topics can include natural resource and energy efficiency, environmental protection and/or remediation, and env…
52 questions
The cultivation of food and materials, specifically from or derived from plants and animals using traditional or modern industrial practices.
52 questions
For questions about the Earth's core. The center of the Earth is primarily iron-nickel.
52 questions
the application of field geology, petrology, geochemistry, geochronology, geophysics, remote-sensing, modeling and multidisciplinary studies to explains the evolution, structure, and defo…
52 questions
Questions regarding the magnetic field emanating from Earth's interior.
51 questions
The center of our solar system. Questions in regards to sunlight or solar related questions.
50 questions
The level of water vapor in the atmosphere. Use this tag for questions about either relative or specific humidity.
50 questions
49 questions
49 questions
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