The phrase "about decades ago" is not correct in standard written English.
It is typically used to refer to a time period in the past, but "about" is not commonly used with "decades" in this context.
Example: "The technology we use today was not widely available about three decades ago."
Alternatives: "approximately decades ago" or "roughly decades ago."
Well, we're not talking about decades ago, not even the last century.
What matters is the world scientific community has marginalized them and have no sense of urgency to take action to prevent what UC Prof. Keeling warning us about decades ago after he was almost prevented from creating the Keeling Curve by his own colleagues.
Just like cancer was taboo to talk about decades ago, mental illness currently faces similar stereotypes, Dalack says.
More prevalent, Abreu told me, was the unshakable conviction that college was the only answer, something he disagreed with his mother about decades ago.
I was seeing in action what reading researcher Jeanne Chall wrote about decades ago: the "fourth-grade slump" of poor children.
Forecasting a future of fewer truffles, Ms. Urbani said, the company set a strategy about decade ago to diversify from a "pure truffle" business toward what she called the "democratization" of the fungus by making relatively inexpensive truffle products — sauces and the like — for a broader clientele.
Helpfully, though, in Quebec about six decades ago the word États-Unien, derived from the French for United States, États-Unis, was born.
About 2 decades ago, scientists coined the term "snowball Earth" to describe a period about 700 million years ago when glaciers apparently smothered the planet even at latitudes near the equator.
Computer simulation of the water balance of catchments for estimating runoff from rainfall began in Australia about four decades ago.
But then, about seven decades ago, one of them chose to commit a heresy.
The finding of combination anti-retroviral therapy (cART) about 2 decades ago has transformed the treatment options for HIV-infected patients and significantly improved patient outcomes.
