Please take a look at the animal welfare act and start to put pressure on local councils to protect dogs like Chloe from abandonment.

https://www.legislation.gov.uk/ukpga/2006/45/contents

Please take particular notice of section 4 - 

Unnecessary suffering
(1) A person commits an offence if —

(a) an act of his, or a failure of his to act, causes an animal to suffer,

(b) he knew, or ought reasonably to have known, that the act, or failure to act, would have that effect or be likely to do so,

(c) the animal is a protected animal, and

(d) the suffering is unnecessary.

Animal Welfare Act 2006 (legislation.gov.uk) https://www.legislation.gov.uk/ukpga/2006/45/contents

Thank You