Race is a complex topic to address, because its very existence is contentious. Race can dramatically shape the fortunes of people in modern societies despite the lack of a solid biological basis for what appears to be a biological concept. We can define race as a biologically distinct sub-group or sub-species within the human species.
14 Reasons Why Marijuana Is Good For The Economy. The government would save an estimated $13.7 billion on prohibition enforcement costs and tax revenue by legalizing marijuana, according to a paper endorsed by 300 economists.
1 How can marijuana affect the baby? 2  Studies of marijuana in pregnancy are inconclusive, because many women who smoke marijuana also use tobacco and alcohol. 3  Smoking marijuana increases the levels of carbon monoxide and carbon dioxide in the blood, which reduces the oxygen supply to the baby. How can marijuana affect the baby? 2  Studies of marijuana in pregnancy are inconclusive, because many women who smoke marijuana also use tobacco and alcohol. 3  Smoking marijuana increases the levels of carbon monoxide and carbon dioxide in the blood, which reduces the oxygen supply to the baby.