Humans have both positive and negative impacts on the ocean system.

Video segment. Assistance may be required. Watch this video to see an overview of the human impacts on the ocean systems.

Source: Problems: Human Impact - Oceans 1, AllianceforHuProgres, YouTube

Interactive exercise. Assistance may be required. Click on each image below to learn more about how humans have modified the ocean systems.

Sources of images used in the interactive as they appear, top to bottom: