HERA consortium organized the first online webinar in the series Research for EU Green Deal. On 23 February 2021, we spent an hour discussing the Zero Pollution Ambition and role of research in it. There were four distinguished speakers at the panel discussion, Veronica Manfredi (DG ENV), Sophie Perroud (HEAL), Åke Bergman (Stockholm U) and Martin Scheringer MU/ETH Zurich) who provided perspectives of the European Commission, civil society and research community, respectively. The webinar attracted a good audience of more than 100 participants who also interacted with the speakers by providing comments or asked questions. All questions are now available on our website at the event along with the recording of the webinar so we invite you to visit the webinar page (https://www.heraresearcheu.eu/hera-webinars-research-for-the-green-deal) to re-live the webinar or read questions.We also asked Sophie, Ake and Martin for a written response to the title question in the webinar “What can research do to help achieving the Zero Pollution ambition?” and here are their answers: