Kesha went for an au natural dip in the ocean for to celebrate Earth Day. The “Tik Tok” songstress was pictured kneeling in the ocean with a serene expression after ditching her clothes. “Mother nature is the divine feminine,” she wrote atop the pic in pink lettering. The singer went makeup-free for the photo, and her long, wavy hair appeared wet. Kesha ditched her clothes to mark Earth Day while taking a dip in the ocean (above, via Instagram.) Kesha/Instagram The “TiKToK” hitmaker shared several photos in the buff. Kesha/Instagram In another snapshot, she laid on her stomach while baring her backside and examining what appeared to be a seashell. “I am the infinite amount of things that I am made of,” she added to the upload.…