National Geographic December 2020 Saving The Great Lakes Language Of Lullabies

National Geographic December 2020 Saving The Great Lakes Language Of Lullabies. Fold creases on some of the fold out pages. General age wear. Obtained from estate sale. The National Geographic December 2020 issue, titled "Saving the Great Lakes," focused on North America's massive freshwater system, highlighting threats like fertilizer pollution (algal blooms), endangered species, and the ecological precariousness of the food web, while also touching on the historical significance (like the 1969 Cuyahoga fire) and cultural aspects of the lakes, plus features on Russian folklore and children's lullabies. It marked the end of the long-running Canon wildlife ad campaign.