You can try an extension which adds the HTTP header Save-Data: on Some sites (such as mine) respond by reducing the weight of images, etc, sent when that flag

You can try an extension which adds the HTTP header Save-Data: on Some sites (such as mine) respond by reducing the weight of images, etc, sent when that flag is present. (FWIW Google's search does not bombard me the way that you describe.) You could also a try a serach engine such as Ecosia that is aiming to reduce CO2 wasted.