Should architects ditch concrete for timber to save the planet? Dezeen's India Block and Lizzie Crook will be taking to Twitter on Wednesday 20 November at 4pm UK time to discuss whether timber is a better alternative to concrete. Join in using the hashtag #dezeenchat. More about Join Dezeen's Twitter debate on concrete vs timber with #dezeenchat
Stacks of rough stone and concrete form the campus of Yan'an University in China, designed by the Architectural Design and Research Institute of Tsinghua University to recall the city's famous cave dwellings. More about Yan'an University Campus evokes the city's ancient stone cave dwellings
A spiral staircase breaks the linear geometry in a Japanese house designed by Kazunori Fujimoto Architects & Associates, which is made nearly entirely of concrete. More about Concrete spiral staircase disrupts linear interiors of House in Ashiya
SoHo Architektur has designed a concrete house in Bavaria, Germany, with an unfinished facade and a cantilevered upper storey. More about Raw concrete house in Bavaria cantilevers over outdoor terrace
A pink concrete staircase, gabled roofs and brightly coloured walls define a school with in Zarren, Belgium, designed by architecture studio Felt. More about Pink concrete staircase connects colourful floors of Belgian school
Designer Antony Gibbon has visualised a conceptual house called Twine, which sits under a wave-like piece of concrete within a landscape of rolling hills. More about Twine house is topped by a twisting continuous concrete slab
Chilean architect Alejandro Aravena has hollowed the huge tilted volume of this weekend getaway along the Pacific Ocean in Chile to form an opening for a fire inside. More about Alejandro Aravena leans huge chimney against concrete house on Chilean coast
A rooftop garden and concrete beams filled with green vegetation are among the features of this restaurant in Lima designed by local firm MD 27 Architects. More about Greenery spills over chunky concrete beams in Lima's Statera Restaurant
Architecture studio Hundredhands inserted a funnel-shaped window between the floors of the concrete and brick Bangalore International Centre in India.
More about Domed oculus connects floors of concrete-framed cultural centre in India
Steven Holl Architects has completed a concrete public library in New York's Long Island City featuring large irregular windows that offer views of the waterfront and Manhattan. More about Steven Holl punctures concrete New York library with "sculpted cuts"
Japanese practice Gosize has combined an architects' studio with a house in a concrete frame with large openings around a small courtyard with a simple pond in Hyōgo, Japan. More about Gosize designs its own home studio in Japan around a minimalist pond
Two concrete columns hold up a curving concrete roof of this pavilion that architecture firm SOM has built using a method it says could reduce the carbon footprint of high-rise concrete buildings. More about SOM uses robotic technology to construct concrete Stereoform Slab for 2019 Chicago Architecture Biennial
Experts and activists at the Architecture of Emergency climate summit in London have called upon architects to fight climate change by ditching concrete. More about Architects should give up concrete say experts at Architecture of Emergency climate summit
A walkable concrete roof on thin steel stilts connects and shades the textured brick blocks of a training centre in Hanoi by Vo Trong Nghia Architects. More about Elevated concrete pathway on stilts shades brick training centre in Hanoi
Cortex Shelter by Cutwork is a concept for a shelter for refugee camps than could be built by adding water to a concrete textile in just 24 hours. More about Refugee shelters could be built from concrete fabric in 24 hours
BPN Architects has built a partially sunken house "purely from concrete" in the village of Moreton Paddox, Warwickshire, UK. More about BPN Architects designs Ghost House to have "ethereal presence"
AZL Architects has completed the BingDing Wood Kiln Factory in Qiancheng village, China, building a series of concrete arches over a traditional brick kiln. More about Concrete arches cocoon egg-shaped kiln in Chinese porcelain factory
Dezeen promotion: materials developer Rieder has clad the facades of Solstice on the Park, a residential tower in Chicago designed by Studio Gang, in modular concrete panels. More about Studio Gang clads Chicago high-rise in energy-saving concrete panels
A visitor centre designed by Trace Architecture Office for a park in Rongcheng, China, is a long and thin concrete bridge complete with a lighthouse-like viewing tower clad in wooden shingles. More about Visitor centre occupies thin concrete bridge over wetland park in China
Architect Daniel Zamarbide and Leopold Banchini Architects have designed a concrete house in Lisbon with a central core of local pink marble. More about Pink marble core cuts through concrete interiors of Portuguese house