Emerging technologies have logical, transformative potential to revolutionize the business travel industry. These technologies can help in creating solutions that promote sustainability, efficiency, and improve user experiences. Some of these technologies include digital platforms, artificial intelligence (AI), big data, blockchain, and virtual/augmented reality.

1. Digital Platforms: Digital platforms, like travel booking and management apps, can streamline processes, ensuring quick and easy access to travel-related services such as hotel and flight bookings, car hire, and real-time updates on travel itinerary changes. This improved efficiency can lead to money and time savings for businesses.

2. Artificial Intelligence and Machine Learning: AI and machine learning can greatly enhance personalization and efficiency in the business travel industry. For example, AI chatbots can provide 24/7 customer service, solving issues in real-time. Machine learning algorithms can also help personalize travel experiences by learning user preferences and suggesting tailored options.

3. Big Data Analytics: Big data can provide valuable insights into traveler behavior and preferences, enabling businesses to make data-driven decisions and strategies. Additionally, analytics can be used to track and reduce carbon footprints, contributing to sustainability efforts.

4. Blockchain Technology: Blockchain can bring transparency, security, and efficiency to processes like booking, payment, and rewards systems. It can help eliminate fraud, streamline payments, and simplify the process of managing loyalty points across various platforms.

5. Virtual and Augmented Reality: Virtual reality (VR) and augmented reality (AR) can be used to give travelers a preview of their destination, hotel room, or meeting venue. This eliminates unpleasant surprises, ensuring that the trip goes as smoothly as possible. Moreover, VR and AR can be used to conduct virtual meetings, reducing the need for travel and hence contributing to sustainability.

6. Green Technology: Finally, innovations in green technology, such as electric vehicles and sustainable aviation fuel, can also have a significant impact on the business travel industry. These technologies can help reduce carbon emissions, making business travel more eco-friendly.

By integrating these technologies, the business travel industry can improve efficiency while lowering its environmental impact. However, for widespread adoption, businesses should also focus on improving digital literacy, safeguarding user data, and providing continuous technical support.