gilbert adum is even awarded a special honour.ilbert adum: they have made me the chief of the environment. environmental chief. i have never heard of an environmental chief in ghana, or even in west africa. so maybe i am the first environmental chief across all west africa. and this all because of nothing else but frogs, and the giant squeaker frog in particular. reporter: the frog has become a symbol of the community's commitment to protecting their environment. >> this week we have another global snack for you. this time from bella italia. reporter: bologna in northern italy, a city of arched walkways called porticoes. they stretch over 38 kilometers through the old town. in the middle of the historic city center you'll find the zamboni snack bar. every day, silvia acerbi and her co-workers make fresh panzerottis here. panzerottis are a specialty from puglia in southern italy. made from pizza dough, they're filled with ingredients, shaped into small turnovers and dropped in the deep fryer. silvia acerbi: panzerotti are small, bu