2020 has been a year of nature-based solutions. So what awaits us in 2021? NbS must empower the indigenous and local people and engage them in their design and implementation, and must not be enforced from outside. Photo:Philip Gain In 2020, Nature-based Solutions, or NbS, has emerged as a much-talked-about environmental concept in Bangladesh. While the Covid-19 pandemic has put the whole world in turmoil, we do have other challenges to tackle—climate emergency, disaster risks, food and water insecurities, extreme poverty, and unprecedented biodiversity loss. In simple terms, NbS are the actions we take with the help of nature to overcome these societal challenges.