Recently, the world suffers from various problems. One of these problems is air pollution. This problem which can affect several aspects in our life. It contributes in morbidity of asthma or cancers and many other diseases. Lots of people think when they hear about air pollution that it is polluted by harmful gases only! But in truth there are several types of microorganisms like viruses or bacteria that can affect us seriously

Now we can see that the whole world suffers from the pandemic, COVID 19 and it could be a direct explanation of how air pollution can make us suffer from these serious diseases. People cannot lock their doors and prevent the polluted air to reach them. So to control these problems we proposed some solutions that suit both of Earth and space environments. So, Our solutions focus on: Filtering the indoor air from viruses, microbes, harmful gases, and particle matter (PM) and recycling it through some ways that suit both of Earth and space environments.