Pan American Health Organization 
Heatwaves [PDF ebook] 
A Guide for Health-based Actions

This publication presents a comprehensive methodology to support the Member States of the Pan American Health Organization (PAHO) in preparing for and responding to heat-health risks in the Region of the Americas. It builds on World Health Organization and the World Meteorological Organization global documents, as well as on the disaster preparedness methodologies employed throughout the countries of the Region.This publication is part of an effort coordinated by PAHO to support Member States in multihazard preparedness, and includes: early warning system strengthening; threat characterization; activation and deactivation procedure definition; and institutional coordination. It engages different disciplines and recognizes the importance of intersectoral collaboration to respond to heat-health risks. It aims to bring awareness of the impacts of heat on the health of people of the Americas to public health decisionmakers, and thereby strengthen health service provision.