Eric Walker added The century of climate migration: why we need to plan for the great upheaval | Migration | The Guardian to a number of topics

Eric Walker added Kristi Noem - Wikipedia to 2019 Governership of Kristi Noem

Eric Walker added The century of climate migration: why we need to plan for the great upheaval | Migration | The Guardian and Kristi Noem - Wikipedia to Governership of Kristi Noem, and added Governership of Kristi Noem to South Dakota

Eric Walker added 1890-12 Wounded Knee Massacre, Organizations and businesses in South Dakota and 2019 Governership of Kristi Noem and a number of links to South Dakota, and added South Dakota to US states and territories