The most apparent criticism of Cattell's 16 Personality Factor Model is the fact that despite many attempts his theory has never been entirely replicated. In 1971, Howarth and Brown's factor analysis of the 16 Personality Factor Model found 10 factors that failed to relate to items present in the model.ersonality traits and scales used to measure traits are numerous and commonality amongst the traits and scales is often difficult to obtain. To curb the confusion, many personality psychologists have attempted to develop a common taxonomy.
environmentalist. 1  a person who accepts the theory that environment is of overriding importance in determining individual characteristics. 2  a person working to solve environmental problems, as air and water pollution, the exhaustion of natural resources, and uncontrolled population growth.
The environmental movement (sometimes referred to as the ecology movement), also including conservation and green politics, is a diverse scientific, social, and political movement for addressing environmental issues.he environmental movement is broad in scope and can include any topic related to the environment, conservation, and biology, as well as preservation of landscapes, flora, and fauna for a variety of purposes and uses.