The phrase "a massive rate of" is correct and usable in written English.
It can be used to describe a significant or large speed or frequency of something occurring, often in contexts related to growth, change, or movement.
Example: "The company experienced a massive rate of growth in the last quarter, surpassing all expectations."
Alternatives: "a rapid rate of" or "a high rate of".
Never before in its four billion-year history has the Earth experienced such a massive rate of increase.
China, which also has a massive rate of rural to urban migration, is the second worst, with 104 million people without safe sanitation.
The introduction of supply-side policies in 1981 and the fall of the Soviet Union (and its satellites) in 1991 were crucial to making the 1980s and 1990s so prosperous, but the prior abandonment of gold-based money in 1971 has only eroded those gains by permitting a massive rate of growth in government deficit-spending.
Much discussion has centered on the use of cloning as a tool to alleviate the current massive rate of mammalian extinction (Ehrenfeld 2006; Pina-Aguilar et al. 2009; Ryder and Benirschke 1997; Lee 2001; Ryder 2002).
It's purely a commercial transaction.' The lenders are believed to charge interest at the massive rate of 10percentnt per week, and it is alleged that intimidation and violence has been directed at those who fail to repay debts.
This massive rate of increase threatens to reverse the counter-drug successes in Peru and Bolivia".
An effective national campaign would provide the details -- on television, on billboards -- and actively use what evidence shows works best to cut our massive rate of unwanted pregnancies.
From the combined observations, the researchers concluded that the center of the cluster was forming stars at the massive rate of 750 stars per year.
The new Syriza government will be confronted by the many of the same significant challenges that it faced throughout the year, including a migrant and refugee crisis on its shores, a crippled economy and massive rates of unemployment.
In some cases your university will give you money as a loan, but without the massive rates of interest offered by payday lenders.
A middle-income country, South Africa is subject to massive rates of injury, which is largely attributed to road-traffic crashes and 'intentional' injuries stemming from interpersonal violence (18, 19).
