Environment Challenge is your guide to make change on the planet and make it better place for you and future generations, this app will offer you : • Challenges to take, points to score and levels to achieve. • Daily News about the environment, • Real Time Air quality in your city and country. • Sound pollution detector. • Events about environment • Water pollution and quality in your country. • Ecosystem and vegetation state in your country. this app is free and don't have any ads, if you have any feedback or better ideas, don't hesitate to contact us by email : [email protected]