Clay theory A model for the origin of life based on clay was forwarded by PERSON@1 of the ORGANIZATION@1 in NUMBER@1 and explored as a plausible illustration by several other scientists , including PERSON@2 .

Clay theory A model for the origin of life based on clay was forwarded by Dr PERSON@1 of the ORGANIZATION@1 in NUMBER@1 and adopted as a plausible illustration by several other scientists , including PERSON@2 .
