1. Natural rubber cultivation
In tropical plantations, Hevea Brasiliensis, the most widespread species with around twenty subspecies, has the highest yield. It yields between 1.5 and 3 t/year per hectare, with prospects for further increases thanks to the planting of new clones. For information, 1 hectare of rubber fixes 13 tons of CO2 per year.
There are also more than 2,000 species of laticifers, some of which could replace rubber trees. Among them, two plants are currently being studied: the guayule (§
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Natural rubber cultivation