finite arable land. Soil pollution occurs when the presence of toxic chemicals, pollutants or contaminants in the soil is in high enough concentrations to be of risk to plants, wildlife, humans and of course, the soil itself. Arable land is turning to desert and becoming non
Marijuana (thc) will be present in your blood for approximately 2 to 3 days after you have used it. It may be remain in your bloodstream past 2 to 3 weeks if you are a frequent and heavy user. Source(s): http://wiki4weed.com/how-long-does-weed-...
Re: How long does weed stay in your blood? Originally Posted by Rin101 You must be thinking of something else, it stays in your blood much longer than 3 days Nope in a blood sample it still only stays for about 3 days. In a urine sample it can last a couple months.In a hair sample it can last a year.riginally Posted by Weed420 If its for drug test reasons only 3 days. You must be thinking of something else, it stays in your blood much longer than 3 days. Originally Posted by Weed420. If its for drug test reasons only 3 days.