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On Earth, there are several natural disasters, many ask the question of what is happening. The Earth is suffering from the harms of global climate change. The DRC, in its Southwestern part, is vulnerable to this phenomenon. The main cause is the presence of cement plants that produce Portland cement, by heating the limestone to about 1450°C. At this process temperature, limestone releases CO₂ which is among the very harmful greenhouse gases. It is for this reason that a study of an ecological cement with 75% clinker and 25% basalt was conducted. The resistance of this composite cement is well.