Explain Leif Ericksons settlement. who was involved? where was it? why is it important? pls help :)

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.

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These are the abiotic factor or biotic factors that restricts the numbers, reproduction, or distribution of organisms.