Eric Walker added Blue Planet II | New Series | BBC Earth | BBC Earth to Packaging and the environment and Documentaries
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 links to Recycling, and added Recycling to Packaging and the environment and Pollution, garbage and recycling