The abrupt outbreak of coronavirus disease in 2019,also known as COVID-19,has led to an unprecedented global public healthcrisis.Current studies have paid immense attention to the impacts of COVID-19 posed to the atmo...The abrupt outbreak of coronavirus disease in 2019,also known as COVID-19,has led to an unprecedented global public healthcrisis.Current studies have paid immense attention to the impacts of COVID-19 posed to the atmosphere and the land-based sectors in areas such as air quality,carbon emission,economic senti ment,educational and social equality,etc.It is depicted that carbon emission had dropped about 8.8%in the first half of 2020 compared to 2019,'significant reduc-tion of air pollutants such as PM25 and NO2 were moreover reported at national,regional,and global levels.On the flip side,the amount of attention paid to the ocean during this pandemic has been nearly negligible despite its prominent functions of supporting livelihoods for 40%of the global population,absorbing~30%of anthropogenic CO_(2)emissions,and processing over 90%of excess heat in our climate system.Both direct and indirect effects of the pandemicare insufficiently understood in the ocean,which include their key roles in blue carbon sequestration,ocean-atmosphere and ocean-land interactions,sealevel changes,and their impacts to human beings.展开更多
基金supported by the National Natural Scierce Foundation ofChina(Grant Nos 42101249 and 42022061)the Hui Oi-Chow Trust Fund(gant#263690561.114525.30900.400.01)of the University of Hong Kong.
文摘The abrupt outbreak of coronavirus disease in 2019,also known as COVID-19,has led to an unprecedented global public healthcrisis.Current studies have paid immense attention to the impacts of COVID-19 posed to the atmosphere and the land-based sectors in areas such as air quality,carbon emission,economic senti ment,educational and social equality,etc.It is depicted that carbon emission had dropped about 8.8%in the first half of 2020 compared to 2019,'significant reduc-tion of air pollutants such as PM25 and NO2 were moreover reported at national,regional,and global levels.On the flip side,the amount of attention paid to the ocean during this pandemic has been nearly negligible despite its prominent functions of supporting livelihoods for 40%of the global population,absorbing~30%of anthropogenic CO_(2)emissions,and processing over 90%of excess heat in our climate system.Both direct and indirect effects of the pandemicare insufficiently understood in the ocean,which include their key roles in blue carbon sequestration,ocean-atmosphere and ocean-land interactions,sealevel changes,and their impacts to human beings.
