By Hazel Shearing
Education correspondent
University unit are walking retired connected Thursday connected the archetypal of 3 days of strikes implicit pay, moving conditions and pensions.
Lectures could beryllium called disconnected astatine 150 affected universities.
The National Union of Students is supporting the strikes, but immoderate students are acrophobic astir missing classes.
Universities accidental they volition enactment measures successful spot to mitigate the interaction connected students' learning.
The University and College Union (UCU) says much than 70,000 unit volition beryllium taking portion successful the strikes, which besides instrumentality spot connected Friday and adjacent Wednesday.
It is unclear however overmuch teaching volition beryllium called off, arsenic national members bash not person to accidental whether they volition beryllium striking.
'Exhausted'
Student Katherine Greenstein, 19, feels lecturers are "exhausted" truthful volition beryllium joining the picket lines astatine Queen's University Belfast.
"I person ne'er seen a lecturer not person a cupful of java oregon a cupful of beverage with them," Katherine told the BBC.
"These radical springiness their each to enactment you each azygous time of the world year, and you get you're being asked to get a time disconnected from people and to crook astir and enactment them for 3 days. Why wouldn't you leap astatine that opportunity?"
Katherine, who uses the pronouns they/them, is simply a pupil from the US, and is paying much than $20,000 (£16,600) per word to survey successful the UK connected a twelvemonth abroad. It means that the missed people is worthy adjacent more, successful monetary terms, than it is for British students.
"I judge that the worth of the quality being teaching that people is infinitely much than immoderate the worldly is that they were going to thatch me," they said.
'We are customers'
But Billie Early, a 23-year-old Masters pupil astatine the University of Sussex, feels that students are not getting a bully "deal" due to the fact that of the disruption.
Her undergraduate grade was disrupted by strikes and Covid, and present she is missing a seminar connected Friday due to the fact that of this walkout, she said.
"We are paying customers. We're not getting what we paid for," she said.
"For a part-time Masters successful a humanity subject, you don't person galore interaction hours... and past they instrumentality that distant from you."
Ms Early said the strikes bring backmost a feeling of being "on your own", which she experienced erstwhile in-person teaching stopped during Covid.
"I recognize wherefore they are striking," she said. "But I conscionable consciousness that possibly lecturers should scope retired to students, and emphasise and reassure america that they bash privation to beryllium determination for us. Because I'm conscionable not get getting that from them."
The University of Sussex said it was "very concerned" astir its students, and that measures to "minimise the interaction of the strike" included rescheduled teaching and other materials.
Sean Broome, who lectures successful acquisition astatine the University of Derby and is the seat of the UCU subdivision there, says it is unfair that unit wage has fallen successful existent presumption portion universities walk wealth elsewhere.
Colleagues of his are being asked to instrumentality connected much work, helium said, specified arsenic admin tasks and teaching other modules.
"We gain little than we person done, adjacent though the fig hasn't gone down," helium said, adding that his ain wage has remained astir the aforesaid for astir 10 years.
"The top plus of a assemblage isn't buildings and infrastructure, it's their staff, really. And who wants a unit that is overworked, under-motivated and underpaid?"
Working conditions person led to a "lack of motivation" among staff, helium said - and uncertainty for immoderate of his colleagues who person been connected zero-hour contracts for arsenic agelong arsenic 5 years.
He sympathises with students whose learning would beryllium disrupted, but added: "Our message, of course, is that they should interaction the assemblage and and inquire wherefore we're needing to strike."
'Even bigger action'
UCU wide caput Jo Grady called it "the biggest onslaught enactment successful the past of higher education", with the national estimating that 2.5 cardinal students could beryllium affected.
"University staff... person had capable of falling pay, pension cuts and gig-economy moving conditions - each whilst vice-chancellors bask lottery triumph salaries," she said.
She said further disruption could beryllium avoided if concerns were "addressed with urgency", and added that, if not, "even bigger action" would travel adjacent year.
The UCU is demanding a wage emergence of ostentation (RPI) +2%, oregon 12%, whichever is higher, arsenic good arsenic an extremity to zero and impermanent contracts and enactment to tackle "excessive workloads".
The quality implicit pensions has been rumbling connected for much than a decade, and was reignited by what the UCU said was a "flawed" valuation of a pension strategy utilized by world staff.
It said the mean subordinate "will suffer 35% from their guaranteed aboriginal status income".
Prof Steve West, president of Universities UK and vice-chancellor of UWE Bristol, said the strategy "remains 1 of the astir charismatic backstage pension schemes successful the country".
He said students whitethorn beryllium disquieted by further disruption, adding: "Universities are good prepared to mitigate the interaction of immoderate concern enactment connected students' learning, and we are each moving hard to enactment successful spot a bid of measures to guarantee this."
Many universities were incapable to accidental what their mitigations would impact erstwhile contacted by the BBC, but immoderate stressed that pupil services and libraries would stay open, and classes would beryllium rescheduled wherever appropriate.
Raj Jethwa, main enforcement of the Universities and Colleges Employers Association, said the UCU's wage request was "unrealistic".
"Strike enactment does not make caller wealth for the sector," helium said.
Chloe Field, vice-president for higher acquisition astatine the National Union of Students, said it was supporting the strikes due to the fact that "staff moving conditions are students' learning conditions".
Higher acquisition curate Robert Halfon said it was "hugely disappointing" that students would look further disruption, and urged "all sides to enactment together".