Supplementary and primary sensory motor area activity in Parkinson's disease. Regional cerebral blood flow changes during finger movements and effects of apomorphine.
- Psychology, BiologyArchives of neurology
The hypothesis that a functional cortical motor area deafferentation is involved in the pathophysiological makeup of akinesia and that this abnormality is reversed by dopaminergic drugs is supported.
Ozone, dust, smoke and humidity in nuclear winter
- Environmental Science, PhysicsNature
Recent correspondence on nuclear winter is commented on. Reasons are given for why the Tunguska meteor explosion may not be useful in calibrating the effects of a major nuclear exchange. The…
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Nuclear Winter: Global Consequences of Multple Nuclear Explosions
- Environmental Science, PhysicsScience
The potential global atmospheric and climatic consequences of nuclear war are investigated using models previously developed to study the effects of volcanic eruptions, finding long-term exposure to cold, dark, and radioactivity could pose a serious threat to human survivors and to other species.
Nuclear winter not yet established
Talk of some of the consequences of nuclear warfare had better be postponed until the underlying assumptions are better understood.