Biological noncontrol: my enemy's enemy may be no friend

Article Abstract:

A recent study reveals that a weevil brought to North America to fight musk thistles is also involving harmless thistles of a different variety. The results of the study has forced biologists to withhold experimental findings of the new exotic insect that was believed to devour musk thistles.

Research, Pests, Control, Beetles, Pest control, Thistle, Thistles

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Death in the deep: "Dead zone" in the Gulf of mexico challenges regulators

Article Abstract:

The water in the Gulf of Mexico is believed to be unsafe because of the low level of oxygen concentration. The hypoxic zone, which kills or drives away majority of the bottom dwellers, is currently being studied by various agencies in a desire to save it.

Environmental aspects, Marine pollution, Gulf of Mexico

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Business at Rio

Article Abstract:

The 1992 United Nations Conference on Environment and Development will be attended by corporate executives. Companies hope to implement and self-regulate environmental policies instead of adhering to guidelines created at the conference.

Planning, International aspects, Corporations, Environmental policy, United Nations Conference on Environment and Development, 1992

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