More than half of all whale and dolphin species are of conservation concern
Not to take away from any conservation efforts to reduce or reverse these extinctions, but: is cloning a viable replacement strategy? Is it conceivable that in 100-200 years, cloning and re-introducing an extinct species will be fairly affordable (on a small scale)?Judging from this article on Wikipedia, work is underway in this field, although it hasn't been too fruitful yet.https://en.wikipedia.org/wiki/Cloning#Cloning_extinct_and_en...