Nature conservation - History.

The new environmental age / by: (Language materials, printed)

The Ends of the earth : = perspectives on modern environmental history / by: (Language materials, printed)

Against extinction = the story of conservation / by: (Electronic resources)

Environmentalism / by: (Language materials, printed)

Nature conservation.

Human ecology- History.

Environmental policy- History.

Environmental protection- History.

Environmentalism- History.

Natural areas- History.

Environmental protection.

Nature conservation- History.