as ryan maelzer reports, the global slowdown has raised doubts about cambodia's plans to tap recent finds of oil and gas. >> reporter: strong demand from the u.s. and e.u. had been keeping cambodia's sewing machines working at full tilt. but in the past year, garment exports to those markets have slumped, costing thousands of workers their jobs. arjun goswami of the asian development bank says it's a huge blow for a country that still relies on foreign aid for close to half the government's budget. >> this is an open economy, it's a small economy, and it's not very diversified, so there have been serious impacts. >> reporter: with tourism also hit hard, cambodia had hoped it would start to see revenues this year from the country's first ever oil and gas finds. the waters off cambodia's coast are estimated to contain about two billion barrels of oil-- small by global standards, but significant for one of the world's least developed countries. subbu bettadapura of consultancy frost and sullivan warns that extracting cambodia's reserves will be challenging. >> they are not in a big reservoir