Eric Walker removed The environment, the Earth's ecosystem, ecology and environmentalism from "Earth" (deleted)
Eric Walker placed The environment, the Earth's ecosystem, ecology and environmentalism under Earth (planet)
Eric Walker removed "Earth" (deleted) from Nature
Eric Walker placed "Earth" (deleted) under Solar system
Eric Walker added Origin of life to Nature
Eric Walker added A deep abyss of fish • r/interestingasfuck to Nature
Eric Walker added r/WeatherGifs - Massive dust storm in Australia has turned the skies dark red to Nature
Eric Walker added r/SweatyPalms - An encounter with wolves to Nature
Eric Walker added The silent epidemic killing more people than HIV, malaria or TB to Nature
Eric Walker added to Nature
Eric Walker added The Titanic Was on Fire for Days Before the Iceberg Hit | Hacker News to Nature
Eric Walker added Centralia mine fire - Wikipedia to Nature
Eric Walker added r/Damnthatsinteresting - The ice stayed but the water has gone to Nature
Eric Walker added r/geology - Niagara Falls Collapse - 1954 to Nature
Eric Walker added a number of topics and a number of links to The environment, the Earth's ecosystem, ecology and environmentalism, and added The environment, the Earth's ecosystem, ecology and environmentalism to Nature, Science, engineering, mathematics and the humanities and "Earth" (deleted)
Eric Walker added a number of topics and a number of links to Atoms, molecules, chemicals, minerals, materials and compounds, and added Atoms, molecules, chemicals, minerals, materials and compounds to Nature
Eric Walker added a number of topics to Everything
Eric Walker added a number of topics and a number of links to Natural events and disasters, and added Natural events and disasters to Nature
Eric Walker added a number of topics and a number of links to Outer space, and added Outer space to Nature
Eric Walker added a number of topics to Natural resources, and added Natural resources to Nature and Industry and manufacturing
Eric Walker added Earth's oceans and seas and The environment, the Earth's ecosystem, ecology and environmentalism and a number of links to "Earth" (deleted), and added "Earth" (deleted) to Nature
Eric Walker added a number of topics and a number of links to Biology, and added Biology to Nature and Science, engineering, mathematics and the humanities
Eric Walker added You Can Rent A Glass Igloo In Finland To Watch The Northern Lights and Chasing the Aurora Borealis | The New Yorker to Aurora borealis, and added Aurora borealis to Nature
Eric Walker added a number of topics and a number of links to Nature, and added Nature to Everything