IPCC determines the state of knowledge on climate change. It identifies where there is agreement in the scientific community on topics related to climate change. I hope that was helpful.
Explanation:
Its role as defined in the “Principles Governing IPCC Work” is “to assess on a comprehensive, objective, open and transparent basis the scientific, technical and sociology-economic information relevant to understanding the scientific basis of risk of human-induced climate change.
Gases are natural and in the ground, metals are also in the ground as are non metals -just look at dirt- and minerals are usually found in geodes, which are usually fallen bits of asteroid and meteorite that has survived earth's atmosphere
A symbiotic relationship is a relationship in which the members of the relationship get benefits from each other....... In roots of leguminuous plants , the bacterias are the only source for nitrogen by plants & in turn plants provide food to bacterias