Energy and ecology vector icons can be used to depict weather-related occurrences. They can be used for branding in energy or ecology related companies too. This website provides a compilation of already designed icons that you can incorporate into your design. There are 25 icons contained and you can use them for your various personal and commercial projects
Thanks to Graphic Pear for creating and sharing this awesome collection. For more icons, you can give the author a visit to their site.