a set of flat silhouette icons, each representing a gear combined with a leaf,

print create set flat vector silhouette icons representing gear combined leaf symbolizing eco-friendly technology sustainable engineering designed white background minimalistic approach dark gray black tones clean consistent paired unique shape arrangement give icon distinct feel suggested designs include: classic single emerging center growing teeth encircled vine small leaves fusion design radiating outward like sun rays two interlocking gears symbol replacing central hole outer edge sprouting top growth balanced easily recognizable eco-tech