Effort Versus Reward: How Did Scuba Diving Change Warfare?

Effort may refer to:

Effort, Pennsylvania, a census-designated place in Monroe County, Pennsylvania, United States
Effortfulness, the subjective experience of exertion when performing an activity
Effort (video game player), League of Legends pro-gamerVersus, often abbreviated v., v, vs., or vs is a Latin word meaning 'against'. It may refer to:

Reward may refer to:

Diving most often refers to:

Diving (sport), the sport of jumping into deep water
Underwater diving, human activity underwater for recreational or occupational purposesDiving or Dive may also refer to:Change or Changing may refer to:War is an intense armed conflict between states, governments, societies, or paramilitary groups such as mercenaries, insurgents, and militias. It is generally characterized by extreme violence, aggression, destruction, and mortality, using regular or irregular military forces. Warfare refers to the common activities and characteristics of types of war, or of wars in general. Total war is warfare that is not restricted to purely legitimate military targets, and can result in massive civilian or other non-combatant suffering and casualties.
While some war studies scholars consider war a universal and ancestral aspect of human nature, others argue it is a result of specific socio-cultural, economic or ecological circumstances.