Anthrax is transmitted by spores that can remain inactive for decades in the soil. It is transmissible to humans and sometimes fatal. Sierra Leone has banned the movement of livestock and meat imports from neighbouring Liberia after 36 cows died near the border, Liberian authorities said the cattle deaths began in July near the town of Kelima Bendu in Lofa County, about 10 kilometres (six miles) from the Sierra Leonean border and 15 kms from the border with Guinea. Is there need to have Anthrax vaccine ?