Our Changing Ecosystems - Book 2

This eBook is a collection of presentations created by the 7th grade science students at Chelsea Elementary School. The students chose a topic regarding how Earth’s ecosystems are changing and researched information about that topic. The topics included climate change, human impact on a specific ecosystem, invasive species, and Maine through the years. Once the students researched their selected topic, they created a presentation to share their knowledge and help educate others. In Book Two, the topics addressed include invasive species and Maine through the years.