Nature is a clean and beautiful theme best suited for activist websites. It comes with a handy donation page you can use to set a target amount and update the total raised sum. This green WordPress theme uses custom post types for Events, Slider and Photos/Galleries, so you can include a varied content.
The theme comes with gallery pages with masonry so your images are displayed in a unique way. The galleries also include built-in lightbox and directional rollovers. There are 3 homepage styles and sliders for homepage and galleries. The theme uses 7 post formats: standard, gallery, video, audio, links, quote and Twitter embed.