<span style="color: #222222;">A plastic bag ban comes into force in Tanzania as Africa leads efforts to stem the tide of plastic pollution. Tanzania is banning the importation, production, sale and use of plastic bags. </span><br />'' <br />'' <span style="color: #222222;">It becomes the 34th African country to implement such restrictions, according to the United Nations Environmental Programme (UNEP).</span><br />'' <br />'' <span style="color: #222222;">Tanzania, known for wildlife tourism, has also issued a notice to travellers that they will have to "surrender" plastic bags in their possession before entering the country.  </span><br />'' <br />'' <span style="color: #222222;">Globally, 127 countries have some sort of plastic bag legislation. 91 of these include a ban or restriction on manufacturing, importation and retail distribution, according to the UNEP.</span>