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  2. Environmental impact of cannabis cultivation - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    Cannabis agriculture is a massive industry in its scope and extent, yet its environmental impact is much less researched than comparable agricultural products produced at this scale. [1] Many countries around the world are liberalizing their cannabis policy which will make the industry grow, and as the industry grows, so does the urgency to ...

  3. Leopold matrix - Wikipedia

    en.wikipedia.org/wiki/Leopold_matrix

    The Leopold matrix is a qualitative environmental impact assessment method developed in 1971 by Luna Leopold and collaborators for the USGS. [1] It is used to identify and assign numerical weightings to potential environmental impacts of proposed projects on the environment. [1]

  4. List of state soil science associations - Wikipedia

    en.wikipedia.org/wiki/List_of_state_soil_science...

    This is a comprehensive list of state-level professional soil science associations in the United States. There is a US Consortium of Soil Science Associations that strives to increase work, communication and corporation between these associations and other soil scientist associations.lun

  5. Storie index - Wikipedia

    en.wikipedia.org/wiki/Storie_index

    The Storie index is a method of soil rating based on soil characteristics that govern the land's potential use and productivity capacity.Developed by R. Earl Storie at University of California, Berkeley in the 1930s as a method of land valuation, it is independent of other physical or economic factors that might determine the desirability of growing certain plants in a given location.

  6. Unified Soil Classification System - Wikipedia

    en.wikipedia.org/wiki/Unified_Soil...

    Criteria for Assigning Group Symbols and Group Names Using Laboratory Tests Soil Classification Group Symbol Group Name COARSE-GRAINED SOILS. More than 50% retained on No.200 Sieve Gravels. More than 50% of coarse fraction on No. 4 Sieve Clean Gravels. Less than 5% fines Cu ≥ 4 and 1 ≤ Cc ≤ 3 GW Well-graded gravel Cu < 4 and/or Cc < 1 or ...

  7. Michigan Cannabis Regulatory Agency asks for clearer guidance ...

    www.aol.com/michigan-cannabis-regulatory-agency...

    More on the state's marijuana industry: Michigan's cannabis industry turns 5 this year: What to expect The CRA's input listed several situations in which a reclassification could impact Michigan's ...

  8. List of U.S. state soils - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._state_soils

    This is a list of U.S. state soils. A state soil is a soil that has special significance to a particular state . Each state in the United States has selected a state soil, twenty of which have been legislatively established.

  9. Cannabis cultivation - Wikipedia

    en.wikipedia.org/wiki/Cannabis_cultivation

    Cultivation of cannabis is the production of cannabis infructescences ("buds" or "leaves"). Cultivation techniques for other purposes (such as hemp production) differ.. In the United States, all cannabis products in a regulated market must be grown in the state where they are sold because federal law continues to ban interstate cannabis sales.