4-1 Subject: Bee Extinction

4-2 Subject: Bee Extinction

4-3 Subject: Mining in the Arctic

4-4 Subject: Plastic in Oceans

4-5 Subject: Land Degradation and Desertification

4-6 Subject: Mitigating the Accumulation of Plastic in the Oceans by Targeting Single-Use Plastic Products

4-7 Subject: Bee Extinction

4-8 Subject: Plastics in Oceans

4-9 Subject: Plastics in the Ocean

4-10 Subject: Land Degradation and Desertification

4-11 Subject: Bee Extinction

4-12 Subject: Mining in the Arctic

4-13 Subject: Land Degradation and Desertification

4-14 Subject: Plastic Pollution

4-15 Subject: Plastics in the Ocean

4-16 Subject: Land Degradation and Desertification

4-17 Subject: Mining in the Arctic

4-18 Subject: Bee Extinction

4-19 Subject: Helping bee colonies avoid further population loss

4-20 Subject: Helping cut back and eliminate plastic pollution in the ocean

4-21 Subject: Plastics in the Ocean

4-22 Subject: Solving the issue of disappearing bee populations and being unable to pollinate crops.

4-23 Subject: Plastic in Oceans

4-24 Subject: Land Degradation and Desertification