so that the key difference between wood and concrete from the south baton country is getting a lot of bad press. nowadays. a key ingredient is cement, according to the us intergovernmental panel on climate change. the cement industry accounted for 3 times more c, o, 2 emissions than commercial aviation in $900.00. 19 another un recall, it says construction and building usage of the source of 38 percent of global c o 2 emissions concrete is the default construction material, at least for large scale projects. an entire new concrete course is going up in the district of berlin. only one building currently under construction will be mostly made of wood. only foundations and staircases will be made of concrete architect far each robbie has been working with wood for well over a decade. use indefinite if you and you were definitely pioneers and such. we also suffered, we had to overcome many obstacles as we met with a lot of resistance from the authority. and we had to assemble a team of experts and of course convince our client's property owners to begin with with anything but easy. and i