Science and society SM 3

Environmental-Friendly Architecture and Design

  • The concept of sustainable living is increasingly popular in home and interior design.

  • Traditional Indian architecture has embraced sustainable and eco-friendly methods historically.

  • A deep connection with nature has been integral to Indian culture.

  • Green architectural practices observed in ancient civilizations like Mohenjo-Daro and Indian temples.

Key Eco-Friendly Techniques in Ancient India

Water Conservation

  • Water conservation is a critical theme across Indian civilizations.

  • Rani-ki-vav in Patan symbolizes water scarcity and showcases advanced water management.

  • Structures like step wells in Hampi and Agrasen ki Baoli in Delhi highlight water conservation strategies.

Waste Disposal

  • Mohenjo-Daro featured the first known city-wide sanitation system.

  • Houses had access to underground drainage facilities promoting cleanliness and disease prevention.

  • This ancient system remains among the best sanitation models in contemporary urban centers.

Light and Temperature Control

  • Natural lighting and heating were crucial in building designs.

  • Rooms were traditionally oriented to the east to maximize morning sunlight.

  • Water bodies within homes provided natural cooling, as seen in the Red Fort in Delhi with water features enhancing climate control.

Local Materials in Architecture

  • Utilization of local materials was a common practice in historic Indian temples.

  • Techniques allowed buildings to rely on gravity rather than mortar, evident in ancient South Indian temples.

  • The thick stone walls used in construction provided natural cooling, with sun-dried bricks also utilized.

Kitchen Gardens and Low Carbon Footprint

  • Kitchen gardens were prevalent in traditional homes for growing vegetables and herbs.

  • Organic waste was recycled into manure to create zero waste systems.

  • Local materials for construction minimized environmental impact and supported climate responsiveness.

Traditional Architecture and Natural Materials

  • Traditional architecture focuses on local resources shaped by the environment.

  • Promotes sustainability, cost-effectiveness, and aesthetic appeal.

  • Laurie Baker, a proponent of local architecture, emphasizes the beauty and appropriateness of traditional designs.

Components of Sustainable Homes

Internal Courtyards

  • Internal courtyards (“aangan”) were designed for natural light and ventilation.

  • They provided spaces for family activities while maintaining privacy.

  • They acted as thermal regulators and improved the indoor climate by integrating nature.

Jaalies (Lattice Screens)

  • Jaalies offered ventilation, diffused light, and shade.

  • They allowed cool breezes while protecting from harsh sunlight and dust.

  • Hawa Mahal in Jaipur showcases intricate jaalies enabling privacy for royal women.

Verandahs

  • Verandahs served as transitional spaces providing shade and comfort.

  • In traditional Kerala homes, multiple verandahs protected from heat and rain.

  • They were integral for social interaction and embellishing home aesthetics.

Chhajjas

  • Projections over doors and windows protect from sun and rain.

  • They help reduce heat entry into homes and enhance aesthetic features.

  • Adapted in regions with heavy rain or snowfall to maintain structural integrity.

Arches

  • Arches provide structural stability and aesthetic appeal.

  • Their soft curves offer an alternative to straight designs prevalent today.

  • They save materials and can be constructed using various traditional materials.

Sloping Roofs

  • Historically used in regions with heavy rainfall or snowfall.

  • Traditionally covered with terracotta or slate for drainage and aesthetics.

  • Modern designs favor flat roofs, missing out on the benefits of traditional sloping roofs.

Built-in Furniture

  • Traditional architecture often included built-in furniture as part of the design.

  • Examples include wooden swings and seating in verandahs, durable and space-efficient.

  • Incorporating niches and alcoves can enhance modern designs with aesthetic appeal.