"pivotal tasks" is correct and usable in written English.
You can use the phrase to refer to tasks that are extremely important to the successful completion or outcome of an endeavour. For example, "The execution of the pivotal tasks was integral to the success of the project."
There is one other catch, and it weighs heavily on the pivotal task of recruiting the nation's brawniest and fastest high school football players, an oft-pampered group wooed with all manner of enticements.
Understanding the surprisingly quick fall and responding to it appropriately may be the pivotal task of the two central bankers' tenure.On the face of things, Britain's drop looks the more meaningful: it is down to rapid employment growth, whereas America's owes a great deal to frustrated workers leaving the labour force.
The most pivotal task is to achieve a clinically safe and efficient gene delivery method.
Risk-assessment in youths presenting with suicidal ideation is therefore a frequent and pivotal task in child and adolescent psychiatry.
Assessing youths in acute suicidal crisis is a common jet pivotal task in child and adolescent psychiatry, usually relying primarily on the clinicians skills of assessment.
In the drug design and discovery process, the drug permeation across the blood brain barrier (BBB) is a pivotal task for neuropharmaceuticals to reach their site of action within the central nervous system (CNS).
Since the maintenance of genome stability is a pivotal task for cell survival and division, cells have developed various repair and tolerance systems to counteract the effects of DNA damage, which altogether rely on the crosstalk between the biochemical processes involved in DNA metabolism and in cell cycle progression.
Whereas transport safety research has long and established traditions, the pivotal public task of integrally governing, managing and overseeing transport safety in an effective and socio-economically cost efficient manner is yet a largely uncharted area within science.
Algorithms have been pivotal in the task-shifting or task-sharing by nurses that has been promoted over the last 10 years to increase access to antiretroviral therapy.
Busyflow's early adopters will have to do with a limited choice of apps: Dropbox, Google Docs, Pivotal Tracker and Google Tasks.
