小学生科普英语知识专栏（1）

——Ecogogical Footprint

A footprint actually displaces sand or dirt. Do you know what the Ecogogical Footprint is?

With this concept, the more we consume and throw out, the more natural resources we use and our symbolic Ecogogical Footprint grows.

How can we live in a sustainable（可持续的）lifestyle with a smaller Ecogogical Footprint? Do you wish to see more details? Please read:

ANSWERS TO QUIZ:        

Organic Veggie Salad

Riding the bus home

Living in an apartment building

Recycling