The widespread use of fake evidence in planning applications from livestock farms may have led to increased water pollution in Northern Ireland, including the toxic blue-green algae we reported on this summer in Lough Neagh. That’s according to the Belfast based investigative journalism network, The Detail.

After weeks of heavy rainfall, we join one farmer trying to harvest sprouts in a quagmire.

And presenter, Caz, braves the cold water to meet a group of swimmers as they travel from "source to sea" along the River Eden in Cumbria.

Presented by Caz Graham