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Questions tagged [resources]

Resources are essential commodities required by every organism, and usually come at a prize, and are connected with trade-offs.

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Is there any source that shows all of Earth's terrain changes from Pangea to present?

I teach a class on my state's history to middle school students. Our textbooks do not cover much historical geology, but its a subject students are fascinated in, and feel needs to be added. I want to ...
Village's user avatar
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4 votes
0 answers
27 views

In search of California ecosystem vegetation field guide

I am searching for an illustrated naturalist handbook to coastal California vegetation (trees, shrubs, wildflowers) organized by ecosystem. For example, there might be sections for coastal dunes (...
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Ecological regime shifts and natural resource variability

I am thinking of the interaction of two different uncertainties; ecological regime shift uncertainty and natural resource variability. For example, for fishes, we know that the fish stock is exposed ...
optimal control's user avatar
1 vote
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399 views

How much hydrogen can be extracted from the deep continental crust?

Far below the earth's surface, hydrogen gas is continuously produced through serpentinization. At least some fraction of this hydrogen remains trapped in the deep continental crust; indeed, Soviet ...
Thorondor's user avatar
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