More than 900 people collected almost 2,000 bags of rubbish and recycling in a record number of litter picks in 2018.
Activists from a climate change campaign group have demanded South Norfolk Council declare a climate emergency.
A council which mistakenly allowed vans and bin lorries on the road for three months without valid MOTs has to date escaped punishment.
Households are being warned they may need to change the day they put out their brown bin for collection.
max temp: 20°C
min temp: 10°C
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