With Denis Rice.

Presented by Anna Hill.

With John Humphrys and Mark Coles.
6.25, 7.25,8.25 Sports News
7.48 Thought for the Day With Harvey Thomas.

3: Venice- That Sinking Feeling. Dry rot? Damp? Subsidence? Your surveyor's report will have nothing to compare to Venice, the world's most notorious damp spot. Wei 1, it doesn 't put anyone off: Venice is now the most expensive place for real estate in Italy. David Aaronovitch learns the tricks behind buying a piece Of history. Producer Sara Jane Hall

Presented by Martha Kearney.
10.45 Drama Fractions of Zero. Part 4. Drama repeated at 7.45pm

Commentary from Trent Bridge on the first day of the Second Test from Jonathan Agnew , Henry Blofeld , Harsha Bhogle and Christopher Martin-Jenkins . With expert comments from Sunil Gavaskar ,
Graham Gooch and Mike Selvey. Scorer Bill Frindall.
1.15 County Talk Live discussion with players in action round the country.
Producer Peter Baxter "Approximate time

Spain. The Spanish Prime Minister says thata scheme to divert part of the Ebro River in the north east to irrigate the parched south will make his country "more unified, more caring and more just." But the scheme has provoked one of the greatest public displays of anti-government sentiment Spain has seen since the days of Franco's dictatorship. Julian Pettifer investigates. And in the run-up to the Johannesburg summit on sustainable development, he asks why Spain has been so wasteful of its water. Producer Lucy Ash Repeated Monday 8.30pm

Ansel Adams's black and white images of America's waterfalls, lakes and snow-capped peaks are perhaps the best-known of all landscape photographs. On the centenary of his birth, Colin Ford explores the impact of Adams's early training as a concert pianist on his performance in the dark room.

With Liz Barclay and Diana Madill.

With Nick Clarke.

Shortened rpt of Saturday6.10am

Repeated from yesterday 7pm

By Glyn Hughes. A retired lecturer looks back at his adolescence in the 1940s and 50s in Manchester, through a dialogue with his childhood sweetheart. Director Peter Leslie Wild

Stewart Henderson helps to answer more of those irritating questions from everyday life. Producer David Prest LETTERS: [address removed] E-MAIL: questions.questions@bbc.co.uk PHONE: [number removed]

Louise Botting appeals on behalf of a charity that uses small-enterprise training to alleviate poverty across Africa.
DONATIONS: APT Enterprise Development, [address removed]CREDIT CARDS: Freephone [number removed]

4: Carrying On. By Jo Verity. Ted, aged 90, in hospital and thoroughly bored with his lot, casts about him for ways to spend his days and nights. Agentle, funny and moving portrait of an old man raging, in his own way, against the dying of the light. Read byTonyRohr.

4: After her exhaustingjourney across the Sahara, the swallow sets off across the Mediterranean to France, where she has a narrow brush with death. For details see Monday

Repeated from Sunday 4pm

According to the Kyoto Protocol, countries can offset greenhouse gas emissions by planting sustainable forests. But if carbon dioxide emissions increase faster than expected, what do we do with the excess? Quentin Cooper talks to Nick Riley from the British Geological Survey about some of the options. Could storing carbon dioxide underground be an answer? Producer Alison Ayres E-MAIL: material.world@bbc.co.uk

With Eddie Mair and Carolyn Quinn.

Graeme Garden hosts another comedy debate. Gyles Brandreth , Harriet Hayridge , Sir Bernard Ingham ,
Steve Punt and Arthur Smith compete to prove their arguments for or against the motions before them. Producer Jane Berthoud

Shula and Kenton's birthday-bash. Rptd tomorrow 2pm

With Rosie Goldsmith. Producer Robyn Read

4. Sue and Ellstrom are distraught when a fifth cryptogram arrives at a police station. Has the killer Changed his System? For details see Monday Rptdfrom 10 45am

Another chance to hear David Stafford 's two-part biography of the great Victorian Sir Edward Watkin. 1: A Tunnel to France. Among the many great works that Watkin began but didn't complete was a tunnel underthe English Channel. Producer Alasdair cross

The house-price boom is unnerving both for those who remember negative equity in the 1990s and for those who set the interest rates. But what's the effect of house prices on confidence and spending and on the economy in general? Frances Cairncross asks how much we should worry.
(Repeated Sunday 9.30pm)

Accordingto some evolutionary psychologists, almost everything to do with our emotional lives is rooted in our ancient past: we fall in love because we need to mate: we get panic attacks in response to predatory tigers. In the last of the series, Peter Evans examines these claims to find outjust how strong a hold our ancestors have Over US. Producer Julia Durbin

Repeat of 9am

With Claire Bolderson.

4: Aftermath. "I'm no match for her and she always knew that." For details see Monday

Gerard Foster's comedy drama about a stereotypical middle-class, middle-England family concludes its second series.

4: Waterloo Sunset. An evocative potpourri of life below and above Waterloo bridge. Plus Ray Davies of the Kinks reveals what led him to write the hit Waterloo Sunset. Producer Sara Parker

of the Week: The Road to McCarthy
Part 4. Repeated from 9.45am