Even though both agencies declared D5 did not pose a threat to humans, they believed it was entering the environment in quantities and conditions that could have a long-term harmful effect on biodiversity.
President Bush confirms that "any successor to the D5 system should be compatible, or capable of being made compatible with, the launch system for the D5 missile, which you will be installing into your new submarines".
In his reply President Bush invites the UK to "participate at an early stage in any program to replace the D5 missiles or to discuss a further life extension - for your purposes - of the D5 missile to match the potential out-of-service date of your new submarines".
There's nothing quite like a behind closed doors briefing at a busy tradeshow like IFA. Creative wasn't quite ready to take its new D5 Air out onto the showroom floor just yet, but the company did let us take a sneak peak at the thing in a small testing room room.