Global carmakers have been unveiling concepts that could shape the future of automobiles for the next decade, with a focus on lean, green models.

Hybrids and electric cars took center stage on day one of the show, which is open to the public March 4-14.

BMW Concept 5 Series ActiveHybrid

The new BMW Concept 5 Series ActiveHybrid is a development of the firm’s ActiveHybrid X6 and ActiveHybrid 7.

Porsche 918 Hybrid

The 918 Spyder offers fuel consumption of just 3l/100km.

Ferrari HY-KER

The prototype 599 GTB Fiorano combines a V12 engine with an electric motor.

Renault Twizy Z.E.

The Twizy EV was launched last year and will hit the roads as a production vehicle in 2011.

Opel/Vauxhall Flextreme GT/E

The Flextreme GT/E concept is an extended-range vehicle.

Citroën Survolt

The Survolt is the continuation of Citroen‘s exploration of electric vehicles, kicked off with the “Revolte” concept car revealed at last year’s Frankfurt Motor Show.

Honda 3R-C

The three-wheeled, emission-free 3R-C is an electric vehicle for one occupant.

SEAT IBE

The SEAT IBE is powered by a lithium ion battery and can reach 160 km/h.

Infiniti M35 Hybrid

Infiniti, the luxury arm of the Nissan group, launched its M35 hybrid, its first foray into the hybrid market and the first Infiniti M-line model to be sold in Europe.