Timbuktu Manuscripts decline of traditional education in French Sudan). Their subject matter ranged from scholarly works to short letters. The manuscripts were passed down in Timbuktu families and were mostly in poor condition. Most of the manuscripts remain unstudied and uncatalogued, and their total number is unknown, affording only rough estimates. A selection of about 160 manuscripts from the Mamma Haidara Library in Timbuktu and the Ahmed Baba collection were digitized by the "Tombouctou Manuscripts Project" in the 2000s. With the demise of Arabic education in Mali under French colonial rule, appreciation for the medieval manuscripts declined in Timbuktu, and many were
Timbuktu is now grown in three relatively large irrigated areas that lie to the south of the town: Daye (392 ha), Koriomé (550 ha) and Hamadja (623 ha). Water is pumped from the river using ten large Archimedes' screws which were first installed in the 1990s. The irrigated areas are run as cooperatives with approximately 2,100 families cultivating small plots. Nearly all the rice produced is consumed by the families themselves. The yields are still relatively low and the farmers are being encouraged to change their agricultural practices. Most tourists visit Timbuktu between November and February when the air temperature is