Transplants It can be expected that human organ transplant form animal sources could start to be practiced by the year 2015-16. Animal rights movements may have their hands full with such advancement. The risk of trans-species disease will be another major concern. Bionic implants, animal transplants, and many other advances may continue to increase human life span and improve the quality of life but raise the cost of living as well as further aggravate concerns over population growth |