Four fifths thought it would cause a decline in the uptake of school lunches.

For some, it's the rise of technology that helps cause the decline in morals, though this doesn't mean we don't want our mod cons.

Attempts to counsel more inevitably cause a decline in both the quality of my counseling and the performance of my other duties.

Without proper balance, an ecosystem can collapse and cause the decline of all affected species.

While there are no large-scale threats to the species, localized threats such as habitat destruction could cause a decline in some tributaries.