Construction is a broad term encompassing a range and variety of activities related to creating, building and developing different kinds of structures - be it homes, offices, hospitals, bridges, tunnels, roads, or even entire cities. It involves a plethora of tasks, driven by planning, designing, and financing, and continues until the project is built and ready for use. 

Modern construction involves the collaboration of different professionals including architects, civil engineers, project managers, construction engineers, and skilled tradesmen, among others. 

These professionals work in tandem to analyze, review, and use elaborate blueprints and schematics to determine the structural and functional attributes of the intended structure, as well as its aesthetic aspects. 

Construction projects can broadly be categorized into three types: residential, non-residential (commercial/institutional), and infrastructure. The materials used across these projects can range from wood, concrete, plastic, glass, steel, bricks to even more complex compounds and materials in advanced constructions.

Construction involves different levels of complexity and intricacy- certain structures like houses may take a few weeks or months to be built, while others like skyscrapers or complexes might take years or even decades. Time frames are often dependent on the available funding, complexity of design, geographical and legal considerations, among other factors. 

Nevertheless, despite these complexities, construction plays a pivotal role in the progress of civilizations. From the construction of simple dwellings and community spaces to monumental skyscrapers and infrastructure projects, the art and science of construction reflects human aspirations of growth, development, and innovation. Furthermore, construction provides numerous job opportunities, ranging from manual labor to high-level engineering and design roles, thereby making significant contributions to economies worldwide.

Lastly, with growing awareness and concern for the environment, sustainable construction or green building practices have been on the rise. These practices aim to reduce the environmental impact of building by efficiency and moderation in the use of materials, energy, and development space. It is undoubtedly a step towards a more sustainable future.