The Green Planet (BBC 1/HD | 7:00pm to 8:00pm | Sunday 23rd January 2022)

The strategy, deception and feats of engineering plants use to thrive in the changing weather of different seasons. In the face of conditions ranging from ice and snow to raging fires, survival is often a question of perfect timing – particularly when contending with intense competition and surprising predators.

Call the Midwife (BBC 1/HD | 8:00pm to 9:00pm | Sunday 23rd January 2022)

Sister Hilda and Dr Turner support a young father with a lung condition whose wife is planning a home birth, and discover he is also coping with the repercussions of a past trauma. Cyril looks for a job that will put his qualifications to good use, a first-time mother struggles to bond with her daughter, and Fred comes up with a way to keep the wards cool during a summer heatwave.

Great Coastal Railway Journeys (BBC 2/HD | 6:30pm to 7:00pm | Monday 24th January 2022) ** NEW SERIES **

Michael Portillo travels around the British Isles by train, immersing himself in the magnificent scenery of the nation’s coastal regions. Meeting locals, he discovers passion and pride in their history, culture and identity, and seeks to understand the challenges each region faces today. He begins at Siccar Point in Berwickshire, which was the site of an extraordinary 18th-century discovery and is a place of pilgrimage for earth scientists from across the world.

Great Coastal Railway Journeys (BBC 2/HD | 6:30pm to 7:00pm | Tuesday 25th January 2022)

Michael Portillo continues his Scottish coastal journey along the Firth of Forth at the railway engineering icon for which it is famous throughout the world, the Forth Bridge, and reminisces about his delight in the crossing as a child visiting his Scottish grandparents. On the Firth’s southern bank, Michael stops in the port of Leith to tour the Royal Yacht Britannia, before crossing the River Forth at Stirling and heading east to Alloa on the northern bank.

Great Coastal Railway Journeys (BBC 2/HD | 6:30pm to 7:00pm | Wednesday 26th January 2022)

Michael Portillo begins this leg of his Scottish railway journey from Dunbar to Peterhead in the beautiful medieval city of Stirling. At a towering monument overlooking the River Forth, Michael hears how, in 1297, William Wallace inflicted a shocking defeat on the English army at Stirling Bridge. Travelling across country to the River Tay, Michael discovers the city of Perth, before heading to the banks of the Tay for a magical sunset canoe trip to spot beavers.

Great Coastal Railway Journeys (BBC 2/HD | 6:30pm to 7:00pm | Thursday 27th January 2022)

Michael Portillo visits Leuchars, known nowadays on the railways as Leuchars for St Andrews, which is Scotland’s oldest university and is located on a beautiful beachfront.

Iain Robertson Rambles (BBC Scotland/HD & BBC iPlayer only | 8:30pm to 9:00pm | Thursday 27th January 2022)

Iain Robertson starts a new 131-mile ramble as he heads north and tackles the Speyside Way. He heads in to the wilderness with Taggart veteran Colin McCredie and friend Barratt Robertson.

Great Coastal Railway Journeys (BBC 2/HD | 6:30pm to 7:00pm | Friday 28th January 2022)

Michael Portillo’s Scottish railway journey reaches Aberdeen. From the granite city, Michael heads out to Forvie National Nature Reserve, which is 1,000 hectares of protected coastal habitat dominated by grassy dunes.

Kate Humble’s Coastal Walks (Channel 5/HD | 8:00pm to 9:00pm | Friday 28th January 2022)

The naturalist walks a hilly coastline that is home to two of north Wales’s most popular tourist destinations – the walled town of Conwy, and the Victorian resort of Llandudno, once dubbed the Queen of Welsh resorts.

Death in Paradise (BBC 1/HD | 9:00pm to 10:00pm | Friday 28th January 2022) ** PICK OF THE WEEK **

Florence’s undercover role takes a dangerous turn when she finds herself in familiar surroundings, amid a murder investigation. Facing a race against time, Neville sets out to solve the crime.

All TV guide information taken from DigiGuide — www.getdigiguide.tv/?p=1&r=15119.