Theobroma cacao which climates become more extreme in the narrow band of latitudes where cacao is grown (20 degrees north and south of the equator), the commercial company, Mars, Incorporated and the University of California, Berkeley are using CRISPR to adjust DNA for improved hardiness of cacao in hot climates. Theobroma cacao Theobroma cacao, also called the cacao tree and the cocoa tree, is a small ( tall) evergreen tree in the family Malvaceae, native to the deep tropical regions of the Americas. Its seeds, cocoa beans, are used to make cocoa mass, cocoa powder, confectionery, ganache and chocolate. Leaves are alternate,
Cabécar people are among the tallest trees often found in Cabécar tropical home gardens. Lower strata include permanent crops such as coffee ("Coffea arabica") and cacao ("Theobroma cacao"). The lowest stratum is characterized by medicinal plants, shrubs, and tubers, including chili pepper ("Capsicum annuum"), manioc ("Manihot esculenta"), and tiquisque ("Xanthosoma violaceum"). The Cabécar maintain their tropical home gardens by removing undesired underbrush to allow for growth of wild species that can also be harvested to supplement Cabécar everyday needs. Cabécar subsistence farmers practice rotating slash-and-burn agriculture for basic food requirements. This technique is employed during the driest month to clear dense underbrush