international day of forests forests concept: hand holdig big tree growing on natural background

abstract abuse agriculture aid air alive allergic allergy amnesty animal anti background big bio biology business care charity concept conservation csr day development earth eco ecological ecology economy ecosystem energy environment environmental environmentally forest forests friendly girl global green grow growing growth hand health holdig international investing management mask natural nature peace photosynthesis plant pneumonia preservation prevent protect protection reforestation responsibility safety save sharing social sustainability sustainable tree wearing world wuhan