New York, USA. 22nd April 2016. US Secretary of State John Kerry holds his granddaughter as he signs the climate agreement. Leaders from more than 170 countries signed the Paris Climate Agreement on Earth Day at UN Headquarters. Credit: M. Stan Reaves/Alamy Live News

- Image ID: FY63A3
New York, USA. 22nd April 2016. US Secretary of State John Kerry holds his granddaughter as he signs the climate agreement. Leaders from more than 170 countries signed the Paris Climate Agreement on Earth Day at UN Headquarters. Credit: M. Stan Reaves/Alamy Live News
M. Stan Reaves / Alamy Stock Photo
Image ID: FY63A3