It is a great honor and a particular pleasure for us to warmly invite you to attend the F-EIR Conference 2021 in Chandigarh, India organized by the Federation of Environmental Issues and its Remediation. The event is aimed to bring research professionals from multi-disciplinary fields to cross established sub-disciplinary divides, encouraging the exchange of ideas between scientists, engineering professionals, architects, environmental scientists, academicians, economists, and students. The five-day conference will be focussing on the most interesting and relevant critical thinking on environmental issues with a wide array of quality technical presentations, and site tours to local projects and organizations. We look forward to welcoming you to the F-EIR Conference in October 2021 at Chandigarh.