Opinion Editorial

1. Evaluation of the Polar Code in different environments and for different maritime activities in the two polar regions

Review

1. Nitrous oxide research progress in polar and sub-polar oceans

Articles

1. Approximating home ranges of humpback and fin whales in Drake Passage and Antarctica
2. Installing a prototype wind turbine to produce energy in Antarctica to allow a permanent Colombian scientific base to be established
3. Air pollutants and greenhouse gases emission inventory for power plants in the Antarctic

Letters

1. Are Antarctic Specially Protected Areas safe from plastic pollution? a survey of plastic litter at Byers Peninsula,Livingston Island,Antarctica
2. Large spread across AeroCom Phase II models in simulating black carbon in melting snow over Arctic sea ice
3. Contents of Volume 31,2020