Animals returning earth's nitrogen content (5)

Connected bogus sick note with first of lawsuits coming in (5-4)

Live with students and young fellow hack in terrible dive (5-4)

Crew, not top grade, bring in one sea creature … (5)

… quite a few take off early every now and then (7)

Angry when anyone's nasty with daughter (7)

In favour of wearing an overall (5)

Buy a meat loaf stuffed with root vegetable (3)

Lounge with book in front of fire (5)

Greeting boy in doorway with present (7)

Analysed Mother Earth idea (7)

Study to comprehend modus operandi in evil spirit (5)

An art icon represented a flower (9)

Cockney eyes little pastries (5,4)

Because of tedious play, is leaving (3,2)

Boyfriend gets nod to go ahead with surprise (4,4)

Detect unknown variable underlying sixth sense (4)

Frisky collie gets only half of sweet treat (3,5)

Sideshow game's hard mountain to climb after two zeroes (6)

Practical detailed study gets boy qualified (10)

Wrong of panel supporting tax rise (6)

Briefly consider getting earring (4)

Kesha's style is rock (5)

Call Biden about opening of restricted file (4,6)

Made out with king in fantasy (5)

Somewhere to sleep in Matlock? (8)

Look! Queues in America for Virgin and EasyJet (8)

United island to block ambassador for good (6)

Contracted big town dude to come up with scheme (6)

Plonk from French politician (4)

Helps domestic staff without money (4)

Niche working in retirement's fine (4)