Al Subaie was appointed as Qatar’s Minister of Environment and Climate Change in January 2024, before which he had been the Minister of Municipality since 2021. His responsibilities include implementing the National Climate Change Action Plan through climate action initiatives. In June 2024, he pointed out that the ministry has many environmental projects and strategies in place, focusing on biodiversity, natural and terrestrial environments, along with continuing with the afforestation initiatives. Al Subaie stated that the country has designated 27% of its terrestrial area as natural reserves, along with 2% marine reserves.