A) Canada B) USA C) Russia D) China
A) Caspian Sea B) Lake Tanganyika C) Lake Baikal D) Lake Superior
A) Giraffe B) Baikal seal C) Polar bear D) Kangaroo
A) 512 B) 157 C) 273 D) 336
A) 2005 B) 1996 C) 1970 D) 2020
A) 5 B) 10 C) 27 D) 50
A) Paris B) Tokyo C) New York D) Irkutsk
A) Overfishing B) Invasive species C) Climate change D) Pollution
A) 500 meters B) 3,000 meters C) 800 meters D) 1,642 meters |