The phrase "a dramatic upsurge in" is correct and usable in written English.
It can be used to describe a significant increase or rise in a particular situation, trend, or phenomenon.
Example: "There has been a dramatic upsurge in online shopping since the pandemic began."
Alternatives: "a significant increase in" or "a notable rise in".
Last weekend, a fortnight after the International Olympic Committee's decision to give Rio de Janeiro the 2016 Olympics, there was a dramatic upsurge in the city's gangland violence.
The violence in Syria has undergone a dramatic upsurge in recent weeks, and the defections of senior officials have added to the sense that the regime's demise is quickening.
Last April, two months before the C.P.A. was dissolved and in the midst of a dramatic upsurge in the violence in Iraq, Paul Bremer announced measures that softened his original decree against the Baathists.
The idea was to offer reassurance to communities that had suffered a dramatic upsurge in race-related incidents in the aftermath of the terror attacks but also to make a personal plea for help tracking down potential suicide bombers.
By Jon Lee Anderson October 20, 2009 Last weekend, a fortnight after the International Olympic Committee's decision to give Rio de Janeiro the 2016 Olympics, there was a dramatic upsurge in the city's gangland violence.
The political and cultural thaw that occurred during the rule of Nikita Khrushchev in the 1950s, when restrictions on Russian artists were relaxed, and the Russian-led dawn of the space age caused a dramatic upsurge in Soviet science fiction, including works by Ivan Yefremov, Kir Bulychev, and the renowned doyens of Russian-language science fiction, the brothers Arkady and Boris Strugatsky.
Although algorithmic randomness has been studied for several decades, a dramatic upsurge of interest in the area, starting in the late 1990s, has led to significant advances.
The fourteenth century saw a dramatic upsurge of new castle building in northern England.
* In the past six months, company shares have seen a dramatic upsurge of 15.5 percent with a current market capitalization of $17.9 billion.
Other chemicals have also shown a dramatic upsurge.
The dramatic upsurge in the use of social media by university communication departments, "from press release to tweet in five years", as one delegate said, has left universities vulnerable to instant criticism when such promises are not met.
