Green building design aims to reduce the negative impact of buildings on the environment by using sustainable materials, conserving energy and water, and minimizing waste.

LEED (Leadership in Energy and Environmental Design) is the most widely recognized and used green building certification program in the world. It provides a framework for assessing and certifying the environmental performance of buildings.

LEED certification is available for three main categories of buildings: New Construction, Existing Buildings, and Core & Shell.

Platinum is the highest level of LEED certification, awarded to buildings that demonstrate exceptional environmental performance.

BREEAM (Building Research Establishment Environmental Assessment Method) is a green building certification program that assesses the environmental performance of buildings in a number of areas, including energy efficiency, water efficiency, and indoor environmental quality.

Green Star is a green building certification program that assesses the environmental performance of buildings in a number of areas, including energy efficiency, water efficiency, and indoor environmental quality.

The Passive House standard is a green building standard that focuses on energy efficiency. Passive House buildings are designed to be highly energy-efficient, using a combination of insulation, airtightness, and passive solar design.

Green building design can offer a number of benefits, including reduced energy and water consumption, improved indoor air quality, reduced waste production, and improved occupant health and well-being.

Green building design can face a number of challenges, including higher initial costs, lack of awareness and understanding, and limited availability of green building materials.

Green building design is a growing trend, with increasing demand for green buildings, development of new green building technologies, and a growing focus on energy efficiency and renewable energy.