Climatologist michael mann and his colleagues have graphed a thousand-year period (the famous "hockey stick" chart) that shows how were more or less constant until they spiked

Global temperatures; in the past half-century.

Explanation:

The graph of the global temperatures in the northern hemisphere was more or less costant until it spiked very hard in the past half-century. Therefore, it is called the "hockey stick" chart because its shape resembles a hockey stick. The original graph was made, as the exercise details, by Michael Mann and his colleagues in 1999.

the biopsychosocial approach was developed at rochester decades ago by drs. the biopsychosocial approach systematically considers biological, psychological, and social factors and their complex interactions in understanding health, illness, and health care delivery.

explanation:

the declaration states, “we hold these truths to be self-evident, that all men are created equal, that they are endowed by their creator with certain unalienable rights, that among these are life, liberty, and the pursuit of happiness….”