Problems: Pollution, Global warming, Endangered animals, A lot of rubbish, The energy crisis, Solutions: ride bikes and walk more, reduce the amount of rubbish , reuse things, recycle different materials, protect animals and plants, control water pollution, save water, use energy saving bulbs,

Environmental problems and solutions

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?