Earth day 2019 Environmental Conservation Vector Icon Pattern. The main wording depicted in this royalty free vector illustration is in the center of the composition and is green in color. It is surrounded by environmental conservation icons that vary in size and shade of color. These nature and environment icons form a seamless pattern and fill the entire background of the image. The background has a dark green background. Each icon can also be used independently of the icon pattern. Vector icons include such elements as nature, recycling, people and trees and many more.