The phrase "a tremendous decrease in" is correct and usable in written English.
It can be used when discussing a significant reduction in quantity, size, or intensity of something.
Example: "The company reported a tremendous decrease in sales over the last quarter."
Alternatives: "a significant drop in" or "a major reduction in".
Small deviations in dimensions, which still are within manufacturing tolerances, may lead to a tremendous decrease in load carrying capacity.
The mechanical characterization under dry and wet conditions showed that increasing collagen content resulted in a tremendous decrease in the mechanical properties.
Formation of an O/W emulsion caused a tremendous decrease in the viscosity of crude oil.
The computation of the double differences leads to a tremendous decrease in the amplitude of the gravity variations between 2013 and 2014 with values of several hundreds of μGal in 2013 and in the range of a few μGal to less than 30 μGal in 2014.
Vava'u suffered a tremendous decrease in agricultural exports due to Waka, dropping 86.5% from the previous year.
Crowds are inevitable in London, but if the cold doesn't bother you, January and February see a tremendous decrease in tourism.
This is a tremendous decrease compared with 48.1% inhibition showed earlier by F100 fraction.
However, a defect of this coating approach is the tremendous decrease in SERS activity, which is caused by the coating layers that separate the target molecules from the Ag NPs and by the possible morphology changes of the Ag NPs engendered during the coating process.
Our measurements of entropy in the Universe know of only one possible tremendous decrease in all of cosmic history: the end of cosmic inflation and its transition to the hot Big Bang.
The two things that really freed up the media landscape are the tremendous decrease in cost, and disconnecting distribution from content production.
This approach resulted in a tremendous reduction in time commitment compared with manual medical record review.
