A wide selection of 4- and 5-inch dolls, called Dollhouse Dolls, are sold separately. Handmade in Latvia, they have cotton faces and hands, wool hair, wooden feet and heads stuffed with wool.

Every 182g doll caused about 660g of carbon emissions, including plastic production, manufacture and transport. The researchers analysed seven other types of toys, including Lego sets and Jenga.

Barbie announced on Tuesday that they are releasing a doll inspired by Dr. Jane Goodall made from recycled ocean-bound plastic. In a news release from Mattel, Barbie announced their partnership ...