Natural Allies
Streaming Video - 2010
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Have Earth's vibrant waterways-its streams, rivers, lakes, and oceans-become delivery systems for pollutants and poison? This program points to signs that toxic substances are overwhelming our planet's aquatic ecosystems. Viewers encounter many of the causes for this concern, including a radical decrease in frog populations, distressed marine mammals in estuary habitats, and disturbing changes in reef biodiversity
Unhealthy Waters (3:04)
Disappearing Frogs (2:47)
Herbicides and Amphibian Populations (4:04)
Synthetic Chemical Harms Animals (3:17)
From Marshes to Rivers (5:24)
Chemical Mixtures (3:33)
Threat to Human Animals (3:57)
Toxic Chemicals in Tap Water (2:23)
Plants as Natural Allies Against Toxins (6:54)
Toxic Farm Run-Off (1:42)
Danger to Great Barrier Reef (5:21)
Natural Solutions to Chemical Problems (3:02)
Ocean Fish and Toxins from Land (6:45)
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PUBLISHED
National Geographic Television & Film, 2010
Year Published: 2010
Format: Streaming Video
SUBJECTS
Biosphere
Biotic communities
Conservation of natural resources
Waste disposal
Ecosystem management
Human ecology
Hydrology
Land use
Environmental aspects
Landforms
Natural resources
Nature
Effect of human beings on
Physical geography
Refuse and refuse disposal
Toxicology
Water
Environmental aspects
Water
Pollution