Earth Day is celebrated each year in April. It is designed to promote awareness of environmental issues such as recycling and renewable energy.
San Diego Zoo booth for Earth Day 2007 at San Diego City College
Zoo handler with American Kestrel at Earth Day 2007 at San Diego City College
Photo: John Kerry with Granddaughter
Dobbs-Higginson (Ban Ki-moon behind)
signing the COP21 Climate Change Agreement
at UN General Assembly Hall
on Earth Day 2016.