You can earn the fastest on the stock exchange. You can raise money for a week, but you can also lose it quickly.
I think we should as a priority make investment in ecology important among other choices.
Real estate is a good investment, but there are other investments that can provide good ROI. Think about investing in organic or environmentally friendly products. They produce quality ROI too. humans attach importance to investment, they mostly want money while ignoring the effects of the project on the environment.