Sentence examples for many theories exist from inspiring English sources

Many theories exist as to why this is happening: some people speculate that the residue of the cyanobacteria has closed off drainage openings that once existed in the bottom of the lake.

Because environmental stability is an essential property of most engineered materials, many theories exist to explain oxidation mechanisms.

Within the field of Criminology, many theories exist about various (biological, psychological and social) aspects of deviant behaviour.

Many theories exist for the prediction of these mechanisms of continuous rails; this process in the discontinuous rails is relatively sparingly researched.

While many theories exist to explain the aging process, the production of reactive oxygen species (ROS) provides a signaling link between engagement of cellular senescence and several age-associated pathologies.

The precise cause of Poe's death is disputed, but many theories exist.

Many CBA methodologies are available, and different theories exist in relation to which costs and benefits to include.

As for many other neurodevelopmental disorders no single etiology of ADHD has been provided, but a number of underlying theories exist.

There is some truth to the claim that conspiracy theories exist because conspiracies exist.

Two chief theories exist to explain them.

More satisfactory collapse theories exist, however.