The phrase "and a substantial decline" is correct and usable in written English.
It can be used when discussing a significant decrease in a particular context, such as economics, health, or performance metrics.
Example: "The report highlighted an increase in sales, but it also noted a substantial decline in customer satisfaction."
Alternatives: "and a significant drop" or "and a considerable decrease."
The Fed said there was also a risk from "a more severe contraction in the housing sector and a substantial decline in house prices".
Lands' End mailed about 9percentt fewer catalogs last holiday season, analysts said -- a move that might help explain its 17percentt dip in holiday sales and a substantial decline in its stock price.
In our conservative, base-case scenariowhich assumes oil at $70 a barrel and a substantial decline in Chinas current account surpluswe project oil exporters foreign financial assets will grow to $8.9 trillion in 2013, while Asian sovereign foreign assets rise to $7.5 trillion.
Additionally, schizophrenia often occurs with significant impairment in cognition (Green et al. 2000; Keefe et al. 2006), and a substantial decline from premorbid IQ (Reichenberg et al. 2005).
Moreover, these findings are in accordance with previous observations involving dyneins as essential motors (52, 54), as starvation induced a slight decrease in the autophagosome flux in CT cybrids and a substantial decline in mitochondria motility.
As well, the wastage of caesarean kits because of lack of supervision led to a progressive undermining of the free healthcare package and a substantial decline in quality of care.
There are a number of forces that could negatively impact their price and create a substantial decline in their value.
Women who knew little of preventive measures were initially anxious and showed a substantial decline of 5.2 (95% CI 2.2 – 8.2.2
Shrimp producers, meanwhile, will be hoping that tighter supply this year will arrest and reverse a substantial decline in prices in 2015.
The majority of learners were in grades 8, 9 and 10 with a substantial decline in number of girls and boys in grades 11 and 12 (Table 1).
Aldehyde and alcohol dehydrogenases such as those encoded by ALD5, ALD6, ADH6 and ADH7 showed a substantial decline in expression levels between days 2 and 5 of fermentation, while others (such as ALD3, ALD4, ADH2 and ADH5) increased during this time.
