Metrolight and 11 Israel-Related Cleantech Headlines, Week of May 31, 2009

You can go to a site or go online, order the tree and pick it up or if if possible have it delivered. A live tree doesn't shed needles after a few weeks and it's obviously the ecological choice to cutting down millions of 7 to 15 year old trees every year.

Across Ontario and California, builders are rethinking concrete housing through inflatable-shell design—an approach that replaces wooden formwork with air and innovation. A 1,000-square-foot low-carbon concrete shell, insulated with hempcrete, can be erected in a day and cost far less than conventional construction. Over time, the savings in energy, materials, and mortgage costs make this model a realistic response to rising living expenses and climate stress. With low-carbon cement, hempcrete walls, and renewable energy, inflatable concrete homes show how even the world’s most carbon-heavy material can become part of a sustainable future—if built smartly, and within local building codes.

Lagoon Valley developers have set aside a remarkable 85% of its total land for open space, trails, and protected habitats—a rare move in an era of unchecked development. This isn’t just a nod to green space; it’s a full embrace of a conservation community model, where nature isn’t a backdrop but a partner.

SpaceX has taken steps to address concerns, including darker satellite coatings and directional signal shielding. But critics argue that without enforceable global standards, voluntary measures may not go far enough. Meanwhile, scientists at SETI and other institutions continue developing tools to protect the last wild frontier: the cosmic spectrum.

California has always been known for big dreams and bold lifestyles. From sunny beaches to scenic mountains, buzzing cities to peaceful suburbs, every corner of the state offers something a little different and a lot to love.