This blog post is an edited excerpt from Human Impact, a new publication from Science Connected. Edited by Kate Stone and Shayna Keyles, Human Impact delivers 17 true tales of how humanity has changed the Earth, for better or for worse. This chapter appears in Human Impact as “Act Now: Engaging in Citizen Science,” and includes contributions from Caroline Nickerson, Kristin Butler, and Julia Travers.

Act Now: Engaging in Citizen Science

Citizen science is a field as broad as scien