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am sorry but i don't the language but if you can translate it i think i might be able to help.
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How plants create their own food
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the Controlled Substances Act
Explanation:
The Controlled Substances Act (CSA) is a law aimed at regulating how drugs can be produced, used and sold within the US territory. The CSA regulates legal and also illegal chemical substances. The CSA imposes the condition to the persons and institutions who handle controlled drugs/chemicals (e.g., hospitals, pharmacies, doctors, scientific investigators, etc) to register with the DEA (Drug Enforcement Administration), whose main function is to enforce the CSA.
As population continues to grow and demands for resources increase, understanding the nexus of Food-Energy-Water Systems (FEWS) is vital to ensure the reliability and equity of access to these crucial resources. FEWS are tightly intertwined and characterized by complex tradeoffs that are not yet well understood. Understanding the demands for and tradeoffs amongst FEW resources is particularly challenging in semi-arid regions, where increasing population trends are likely to continue, and water shortage poses risks to agriculture and energy industries.